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InterviewSolution
This section includes InterviewSolutions, each offering curated multiple-choice questions to sharpen your BITSAT knowledge and support exam preparation. Choose a topic below to get started.
| 351. |
Choose the antonym from the given words for each set.Jolly : (a) cheerful (b) blissful (c) serious (d) fun |
| Answer» <p style="text-align:justify"><span style="color:#000000"><strong>Correct option (a) cheerful</strong></span></p><p style="text-align:justify"><span style="color:#000000"><strong>Explanation:</strong></span></p><p style="text-align:justify"> ‘Jolly’ means happy or mercy but ‘Serious’ means sad or gloomy.</p> | |
| 352. |
Choose the antonym from the given words for each set.Be-like : (a) disparage (b) underrade (c) impossible (d) dwarf |
| Answer» <p style="text-align: justify;"><span style="font-family:Arial,Helvetica,sans-serif"><span style="color:#000000"><strong>Correct option (c) impossible</strong></span></span></p><p style="text-align: justify;"><span style="font-family:Arial,Helvetica,sans-serif"><span style="color:#000000"><strong>Explanation:</strong></span></span></p><p style="text-align: justify;"><span style="font-family:Arial,Helvetica,sans-serif"><span style="color:#000000">‘Be-like’ means possibly but impossible means not possible.</span></span></p> | |
| 353. |
Choose the incorrect word in the given sentences. She comes to me each day : (a) comes (b) she (c) day (d) each |
| Answer» <p><span style="font-family:Arial,Helvetica,sans-serif"><strong>Correct option (d) each</strong></span></p><p><span style="font-family:Arial,Helvetica,sans-serif"><strong>Explanation:</strong></span></p><p><span style="font-family:Arial,Helvetica,sans-serif">Instead of each ‘every’ should be used.</span></p> | |
| 354. |
Choose the incorrect word in the given sentences. I haven’t some spare pen : (a) I (b) some (c) spare (d) haven’t |
| Answer» <p style="text-align: justify;"><span style="font-family:Arial,Helvetica,sans-serif"><span style="color:#000000"><strong>Correct option (b) some</strong></span></span></p><p style="text-align: justify;"><span style="font-family:Arial,Helvetica,sans-serif"><span style="color:#000000"><strong>Explanation:</strong></span></span></p><p style="text-align: justify;"><span style="font-family:Arial,Helvetica,sans-serif"><span style="color:#000000">Instead of some ‘any’ should be used.</span></span></p> | |
| 355. |
In a p-n-junction photo cell, the value of the phtoelectromotive force produced by monochromatic light is proportional to (1) the barrier voltage at the p-n junction (2) the intensity of the light falling on the cell (3) the frequency of light falling on the cell (4) the voltage applied at the p-n junction |
| Answer» <p style="text-align: justify;"><span style="color:#000000"><span style="font-family:Arial,Helvetica,sans-serif">The Correct option is (2) the intensity of the light falling on the cell</span></span></p> | |
| 356. |
Suppose along a narrow cylindrical tube of area of cross-section (A) there is a flow of electrons with a drift vel (v). Then the electric current is (1) proportional to 1/v and A (2) proportional to v and 1/A (3) proportional to 1/v and A (4) proportional to v and A |
| Answer» <p></p><p class="MsoNormal" style="text-align: justify;"><span style="color:#000000"><strong>The Correct Option is (4) proportional to v and A</strong></span></p><p></p> | |
| 357. |
A: When light fails at the junction of a p-n photo diode, its P side becomes positive and N side becomes negative. R: When a photo diode is shortcircuited, the current in the external circuit flows from the P-side to the N-side. (1) Both A and R are true, and R is the correct explanation of A. (2) Both A and R are true, but R is NOT the correct explanation of A. (3) A is true, but R is false. (4) A is false but R is true. |
| Answer» <p></p><p class="MsoNormal" style="text-align: justify;"><span style="font-family:Arial,Helvetica,sans-serif"><span style="color:#000000"><strong>The Correct Option is (2) Both A and R are true, but R is NOT the correct explanation of A.</strong></span></span></p><p></p> | |
| 358. |
Which limits the energy of the accelerating particle in a cyclotron? (1) High voltage (2) Size of cyclotron (3) Magnetic field (4) Phase instability |
| Answer» <p></p><p class="MsoNormal" style="text-align: justify;"><span style="color:#000000"><strong>The Correct Option is (2) Size of cyclotron</strong></span></p><p></p> | |
| 359. |
Equilibrium constant of a reaction is related to : (a) temperature (b) standard free energy change ΔG° (c) free energy change (d) none of the above |
| Answer» <p style="text-align: justify;"><span style="color:#000000"><span style="font-family:Arial,Helvetica,sans-serif"><strong>Correct option (b) standard free energy change ΔG° </strong></span></span></p><p style="text-align: justify;"><span style="color:#000000"><span style="font-family:Arial,Helvetica,sans-serif"><strong>Explanation:</strong></span></span></p><p style="text-align: justify;"><span style="color:#000000"><span style="font-family:Arial,Helvetica,sans-serif">Standard free energy change (ΔG°) and equilibrium constant (K) are related to each other as follows. </span></span></p><p style="text-align: justify;"><span style="color:#000000"><span style="font-family:Arial,Helvetica,sans-serif">ΔG° = −2.303 RT log K</span></span></p> | |
| 360. |
Given two statements for resonance tube method: S1 : Lower frequency tuning fork will require large tube to obtain two successive resonance positions. S2 : Higher frequency fork gives resonance positions for relatively small length of air column.(1) S1 only true (2) S2 only true (3) Both S1 , S2 are true (4) Neither S1 nor S2 is true |
| Answer» <p style="text-align:justify"><span style="color:#000000"><span style="font-family:Arial,Helvetica,sans-serif"><strong><span style="font-size:18px">The Correct Option is </span></strong></span></span><span style="font-size:18px"><strong>(3) 3.206 Ω</strong></span></p><p style="text-align:justify"></p> | |
| 361. |
Which of the following is optically active? (1) stretched polymer sheet (2) silvered glass (3) calcite (4) quartz |
| Answer» <p style="text-align: justify;"><span style="color:#000000"><span style="font-family:Arial,Helvetica,sans-serif"><strong>Silvered glass </strong>is optically active.</span></span></p> | |
| 362. |
In the He-Ne laser the role of the Heatom is (1) to emit the red light (2) to control the output (3) to control the wavelength (4) to effect population inversion between the Ne levels |
| Answer» <p style="text-align:justify"><span style="color:#000000"><span style="font-family:Arial,Helvetica,sans-serif">In the He-Ne laser the role of the Heatom<strong> </strong>is<strong> to effect population inversion between the Ne levels.</strong></span></span></p> | |
| 363. |
Given: (A): A laser beam does not undergo any increase in diameter even at very large distances. (R): It is monochromatic coherent beam. (1) Both A and R are true and R is the correct explanation of A (2) Both A and R are true but R is not the correct explanation of A (3) A is true but R is false (4) A is false but R is true |
| Answer» <p style="text-align: justify;"><span style="font-size:16px"><span style="font-family:Arial,Helvetica,sans-serif"><span style="color:#000000"><strong><span style="line-height:115%">The Correct option is (4) A is false but R is true</span></strong></span></span></span></p> | |
| 364. |
The mean deviation from the median is : (a) less than measures from any other value (b) greater than that measured from other value (c) maximum if all observations are positive (d) equal to that measured from any other value |
| Answer» <p style="text-align: justify;"><span style="color:#000000"><span style="font-family:Arial,Helvetica,sans-serif"><strong>Correct option (a) less than measures from any other value</strong></span></span></p><p style="text-align: justify;"><span style="color:#000000"><span style="font-family:Arial,Helvetica,sans-serif"><strong>Explanation:</strong></span></span></p><p style="text-align: justify;"><span style="color:#000000"><span style="font-family:Arial,Helvetica,sans-serif">The mean deviation from the median is less than measures from any other value.</span></span></p> | |
| 365. |
Suppose that the earths angular velocity increases n times the current velocity, a person on the surface of the earth will feel weightless if (1) n = 17 (2) n = 71 (3) n = 1.7 (4) n = 0.17 |
| Answer» <p></p><p class="MsoNormal"><span style="font-family:Arial,Helvetica,sans-serif"><span style="color:#000000"><strong>The Correct Option is (1) n = 17</strong></span></span></p><p></p> | |
| 366. |
The Bohr magnetron (µB) is directly proportional to e/m ratio of the electron. That is µB = K e/m where K is given by(1) h/4π (2) h/2π (3) h (4) 2t |
| Answer» <p></p><p class="MsoNormal" style="text-align: justify;"><span style="color:#000000"><span style="font-family:Arial,Helvetica,sans-serif"><strong>The Correct Option is (1) h/4π</strong></span></span></p> | |
| 367. |
An air bubble in a glass of water shines brightly due to : (a) total internal reflection (b) diffraction (c) refraction (d) none of these |
| Answer» <p style="text-align: justify;"><span style="color:#000000"><span style="font-family:Arial,Helvetica,sans-serif"><strong>Correct option (a) total internal reflection </strong></span></span></p><p style="text-align: justify;"><span style="color:#000000"><span style="font-family:Arial,Helvetica,sans-serif"><strong>Explanation:</strong></span></span></p><p style="text-align: justify;"><span style="color:#000000"><span style="font-family:Arial,Helvetica,sans-serif">An air bubble in a glass of water shines because of total internal reflection. A ray of light going from water into an air bubble is totally reflected and the air bubble shines.</span></span></p> | |
| 368. |
One mole a gas absorbs 1.2 kJ of heat at constant volume and its temperature is raised from 298 K to 328 K. The values of q, w and ∆u are respectively(1) ∆u = q = 1.2 kJ, w = 0 (2) ∆u = 0, q = w = 1.2 kJ (3) ∆u = 0, q = 1.2 kJ, w = − 1.2 kJ (4) ∆u = w = 1.2 kJ, q = 0 |
| Answer» <p style="text-align: justify;"><span style="color:#000000"><span style="font-family:Arial,Helvetica,sans-serif"><strong>Correct option (1) ∆u = q = 1.2 kJ, w = 0</strong></span></span></p><p style="text-align: justify;"><span style="color:#000000"><span style="font-family:Arial,Helvetica,sans-serif"><strong>Explanation:</strong> </span></span></p><p style="text-align: justify;"><span style="color:#000000"><span style="font-family:Arial,Helvetica,sans-serif">At constant volume, ∆u = 0, no work is done, the entire heat absorbed increases heat content of the system.</span></span></p> | |
| 369. |
The induced currents always produce expanding magnetic fields round their conductors in a direction that opposes the original magnetic field. This law is called : (a) Lenz’s law (b) Fleming’s law (c) Ohm’s law (d) Kirchhoff’s law |
| Answer» <p style="text-align: justify;"><span style="font-family:Arial,Helvetica,sans-serif"><span style="color:#000000"><strong><span style="text-align:start">Correct option </span>(a) Lenz’s la</strong></span></span></p><p style="text-align: justify;"><span style="font-family:Arial,Helvetica,sans-serif"><span style="color:#000000"><strong><span style="text-align:start">Explanation:</span></strong></span></span></p><p style="text-align: justify;"><span style="font-family:Arial,Helvetica,sans-serif"><span style="color:#000000">The induced currents always produce expanding magnetic field round their conductors in a direction that opposes the original magnetic field. This is explained by Lenz’s law.</span></span></p> | |
| 370. |
The double-slit electron interference pattern appears when a large number of electrons are accumulated at the screen. According to the quantum theory, the interference pattern appears (1) only if a beam of electrons are in transit so that one part of the beam goes through one slit and another part through the other (2) even if one electron at a time is in transit, but an electron goes through one of the two slits only (3) even if one electron at a time is in transit, but an electron goes through both the slits at once (4) the consideration of an electron at a time in transit is not physically possible |
| Answer» <p style="text-align:justify"><span style="color:#000000"><span style="font-family:Arial,Helvetica,sans-serif">The Correct option is <strong>(3) even if one electron at a time is in transit, but an electron goes through both the slits at once</strong></span></span></p> | |
| 371. |
If a small amount of Cu is added to a Ni conductor, then the (1) resistivity of Ni will decrease at all temperatures because Cu is a better conductor than Ni(2) residual resistivity of Ni at low temperatures will increase as Cu atoms act as defect centres (3) resistivity of Ni will increase at all temperatures as Cu destroys the periodicity of Ni and acts as defects (4) resistivity of Ni remains unaltered as Cu atoms give the same number of free electrons as Ni atoms |
| Answer» <p style="text-align: justify;"><span style="color:#000000"><span style="font-size:16px"><strong>The Correct Option is (3) resistivity of Ni will increase at all temperatures as Cu destroys the periodicity of Ni and acts as defects</strong></span></span></p><p style="text-align: justify;"></p> | |
| 372. |
Match List I with List II and select the correct answer from the codes given below the Lists:List IList IIA. WaxP. SoapB. RayonQ. Cellulose derivativeC. ZeoliteR. Long chain aliphatic esterD. TriglycerideS. ExplosiveT. Water purification |
| Answer» <p><span style="color:#000000"><strong>The Correct option is (1) R Q T P</strong></span></p> | |
| 373. |
Match List I with List II and select the correct answer from the codes given below the Lists:List IList IIA. PolypeptideB. Cis polyisopreneQ. GuttaperchaC. PolysaccharideR. RubberD. PolyesterS. Amino acidT. Cellulose |
| Answer» <p></p><p class="MsoNormal"><span style="font-family:Arial,Helvetica,sans-serif"><span style="color:#000000"><strong>The Correct option is (3) S R T P</strong></span></span></p><p></p> | |
| 374. |
Match List I with List II and select the correct answer from the codes given below the Lists:List IList IIA. AnaestheticP. VitaminB. Ascorbic acidQ. Genetic materialC. Nucleic acid R. AntigenD. Virial diseaseS. Nitrous oxide and oxygenT. Rabies |
| Answer» <p></p><p class="MsoNormal"><span style="font-family:Arial,Helvetica,sans-serif"><span style="color:#000000"><strong>The Correct option is (4) S P Q T</strong></span></span></p><p></p> | |
| 375. |
_______ is used to measure the wavelength of X-ray. (1) Bainbridge spectrometer (2) prism spectrometer (3) Bragg spectrometer (4) None of these |
| Answer» <p style="text-align: justify;"><span style="color:#000000"><span style="font-family:Arial,Helvetica,sans-serif"><strong> Bragg spectrometer </strong>is used to measure the wavelength of X-ray. </span></span></p><p></p> | |
| 376. |
Which one has zero mass? (1) alpha ray (2) beta ray (3) gamma ray (4) neutron |
| Answer» <p></p><p class="MsoNormal" style="text-align: justify;"><span style="color:#000000"><strong>The Correct Option is (3) gamma ray</strong></span></p><p></p> | |
| 377. |
From the statements given below, identify the one which is not correct. (1) Semiconductors have high resistivity. (2) When temperature increases, semiconductivity increases. (3) Semiconductors do not convert to dielectrics at low temperature. (4) Semiconductors convert electric energy to other forms of energy. |
| Answer» <p></p><p class="MsoNormal" style="text-align: justify;"><span style="color:#000000"><strong><span style="font-family:Arial,Helvetica,sans-serif">The Correct option is (3) Semiconductors do not convert to dielectrics at low temperature.</span></strong></span></p><p></p> | |
| 378. |
The moment of the force shown about A is(1) zero (2) − 565.68 N-m (3) 848.528 N-m (4) 200 N-m |
| Answer» <p class="MsoNormal" style="text-align: justify;"><span style="color:#000000"><span style="font-family:Arial,Helvetica,sans-serif"><strong>Correct option (3) 848.528 N-m</strong></span></span></p><p class="MsoNormal" style="text-align: justify;"><span style="color:#000000"><span style="font-family:Arial,Helvetica,sans-serif"><strong>Explanation:</strong></span></span></p><p style="text-align: justify;"><span style="color:#000000"><span style="font-family:Arial,Helvetica,sans-serif">MA = − (200 cos 45°) × (4) + (200 sin 45°) (10) </span></span></p><p style="text-align: justify;"><span style="color:#000000"><span style="font-family:Arial,Helvetica,sans-serif">= 848.528 N-m</span></span></p> | |
| 379. |
Transition metals and their compounds are used as catalysts because (1) in the powder form, they have large surface area (2) of presence of free valence electrons (3) of presence of unpaired d-electrons (4) all of these |
| Answer» <p style="text-align: justify;"><span style="color:#000000"><span style="font-family:Arial,Helvetica,sans-serif"><strong>The Correct option is (4) all of these</strong></span></span></p> | |
| 380. |
Characteristics of s-block elements are: (A) They are prepared by the electrolysis of their fused salts. (B) Their cations are diamagnetic. (C) Elements have low density, good conductor of heat and electricity. (D) Their oxides are basic in property. (1) Only D (2) A and B (3) B and D (4) A, B, C and D |
| Answer» <p style="text-align: justify;"><strong><span style="color:#000000"><span style="font-family:Arial,Helvetica,sans-serif">The Correct option is (4) A, B, C and D</span></span></strong></p> | |
| 381. |
Zeolites are (1) double salts of B and Al. (2) double sulphates of alkali metals with Cr+3 , Al+3 , Fe+3(3) double halides of K and Mg. (4) double silicates of Al and Na. |
| Answer» <p><span style="color:#000000"><strong>The Correct option is (4) double silicates of Al and Na.</strong></span></p> | |
| 382. |
The number of real roots of the equation (x − 1)2 + (x − 2)2 + (x − 3)2 = 0 is : (a) 3 (b) 0 (c) 1 (d) 2 |
| Answer» <p style="text-align:justify"><span style="font-family:Arial,Helvetica,sans-serif"><span style="color:#000000"><strong>Correct option (b) 0</strong></span></span></p><p style="text-align:justify"><span style="font-family:Arial,Helvetica,sans-serif"><span style="color:#000000"><strong> Explanation:</strong></span></span></p><p style="text-align:justify"><span style="font-family:Arial,Helvetica,sans-serif"><span style="color:#000000">We have (x − 1)<sup>2</sup> + (x − 2)<sup>2</sup> + (x − 3)<sup>2</sup> = 0 (x − 1)<sup>2</sup> , (x − 2)<sup> 2</sup> , (x − 3)<sup>2 </sup> cannot be zero simultaneously for any real value of x. </span></span></p><p style="text-align:justify"><span style="font-family:Arial,Helvetica,sans-serif"><span style="color:#000000">∴ their sum will have be zero. </span></span></p><p style="text-align:justify"><span style="font-family:Arial,Helvetica,sans-serif"><span style="color:#000000">Hence, number of roots = 0.</span></span></p> | |
| 383. |
Let f : X → Y be a given function, then f −1 exists (as f is invertible) if : (a) f is onto (b) f is one-one but not onto (c) f is one-one and onto (d) f is one-one |
| Answer» <p style="text-align: justify;"><span style="font-family:Arial,Helvetica,sans-serif"><span style="color:#000000"><strong>Correct option to (c) f is one-one and onto </strong></span></span></p><p style="text-align: justify;"><span style="font-family:Arial,Helvetica,sans-serif"><span style="color:#000000"><strong>Explanation:</strong></span></span></p><p style="text-align: justify;"><span style="font-family:Arial,Helvetica,sans-serif"><span style="color:#000000">f is invertible or f ′ exists, if f is one-one onto.</span></span></p> | |
| 384. |
The inertial mass of a body is equal to its gravitational mass. This is explained by(1) the relativistic law of gravity(2) the principle of equivalence(3) mass energy relation(4) Einstein's gravitational theory |
| Answer» <p><span style='font-family:"Calibri","sans-serif"; font-size:11.0pt; line-height:115%; mso-ansi-language:EN-IE; mso-ascii-theme-font:minor-latin; mso-bidi-font-family:"Times New Roman"; mso-bidi-language:AR-SA; mso-bidi-theme-font:minor-bidi; mso-fareast-font-family:Calibri; mso-fareast-language:EN-US; mso-fareast-theme-font:minor-latin; mso-hansi-theme-font:minor-latin'><span style="font-family:Arial,Helvetica,sans-serif"><span style="color:#000000"><strong>The Correct option is (2) the principle of equivalence </strong></span></span> </span></p> | |
| 385. |
The amplification factor of triode valve depends upon the relative : (a) change in grid voltage (b) change in plate voltage (c) distance between the grid and the plate from cathode (d) change in cathode voltage |
| Answer» <p style="text-align: justify;"><span style="font-family:Arial,Helvetica,sans-serif"><span style="color:#000000"><strong>Correct option (c) distance between the grid and the plate from cathode</strong></span></span></p><p style="text-align: justify;"><span style="font-family:Arial,Helvetica,sans-serif"><span style="color:#000000"><strong>Explanation:</strong></span></span></p><p style="text-align: justify;"><span style="font-family:Arial,Helvetica,sans-serif"><span style="color:#000000">Amplification factor is defined as the ratio of change in anode potential required to produce a certain change in the plate current to the change in the grid voltage required to produce the same change in the plate current. So, it depends upon the distance between the grid and plate from cathode.</span></span></p> | |
| 386. |
Friedel Craft’s reaction using CH3COCl/AlCl3 is not successful in case of : (a) C6H5CH3 (b) C6H5NO2 (c) C6H5OH (d) C6H6 |
| Answer» <p style="text-align: justify;"><span style="color:#000000"><span style="font-family:Arial,Helvetica,sans-serif"><strong>Correct option (b) C<sub>6</sub>H<sub>5</sub>NO<sub>2</sub></strong></span></span></p><p style="text-align: justify;"><span style="color:#000000"><span style="font-family:Arial,Helvetica,sans-serif"><strong>Explanation:</strong></span></span></p><p style="text-align: justify;"><span style="color:#000000"><span style="font-family:Arial,Helvetica,sans-serif">Friedel Craft’s reaction using CH<sub>3</sub>COCl/AlCl<sub>3</sub> is not successful in the case of C<sub>6</sub>H<sub>5</sub>NO<sub>2 </sub>because —NO<sub>2 </sub>deactivate the ring for Friedel Craft’s reaction (Electrophilic substitution).</span></span></p> | |
| 387. |
Choose the incorrect word in the given sentences. The magistrate issued orders for the release of the prisoners : (a) issued (b) orders (c) release (d) prisoners |
| Answer» <p style="text-align: justify;"><span style="font-family:Arial,Helvetica,sans-serif"><span style="color:#000000"><strong>Correct option (b) orders</strong></span></span></p><p style="text-align: justify;"><span style="font-family:Arial,Helvetica,sans-serif"><span style="color:#000000"><strong>Explanation:</strong></span></span></p><p style="text-align: justify;"><span style="font-family:Arial,Helvetica,sans-serif"><span style="color:#000000"> ‘Order’ is used in singular. Therefore, in place of ‘orders’ order will come.</span></span></p> | |
| 388. |
Which statement is wrong? (1) Pyranose ring structure contains five carbon and one oxygen atom.(2) All carbohydrates can be represented by the general formula Cx (H2O) y . (3) All enzymes are globular protein. (4) Insulin secreted by pancreas is responsible for carbohydrate metabolism. |
| Answer» <p style="text-align: justify;"><strong><span style="color:#000000"><span style="font-family:Arial,Helvetica,sans-serif"><span style="font-size:11pt; line-height:115%">The Correct option is (4) Insulin secreted by pancreas is responsible for carbohydrate metabolism. </span></span></span></strong></p> | |
| 389. |
Choose the incorrect word in the given sentences. You must carry your luggages yourself: (a) your (b) carry (c) luggages (d) yourself |
| Answer» <p style="text-align: justify;"><span style="color:#000000"><span style="font-family:Arial,Helvetica,sans-serif"><strong>Correct option (c) luggages</strong></span></span></p><p style="text-align: justify;"><span style="color:#000000"><span style="font-family:Arial,Helvetica,sans-serif"><strong>Explanation:</strong></span></span></p><p style="text-align: justify;"><span style="color:#000000"><span style="font-family:Arial,Helvetica,sans-serif">‘Luggage’ is used in singular. Therefore, in place of ‘Luggages’ luggage will come.</span></span></p> | |
| 390. |
Which is not true about polymer? (1) Polymers do not carry any charge. (2) Polymers have high viscosity. (3) Polymers are insoluble in water and inert. (4) Polymers are poisonous to health. |
| Answer» <p style="text-align: justify;"><span style="color:#000000"><span style="font-family:Arial,Helvetica,sans-serif"><strong><span style="font-size:11pt; line-height:115%">The Correct option is (4) Polymers are poisonous to health.</span></strong></span></span></p> | |
| 391. |
Lanthanide compounds are alike in chemical properties. They are separted by ion exchange method, based on(1) size of the ions(2) oxidation state of the ions(3) solubility of their nitrates(4) basicity of the hydroxides of lanthanides |
| Answer» <p><span style="font-family:Arial,Helvetica,sans-serif"><span style="color:#000000"><strong>The Correct option is (4) basicity of the hydroxides of lanthanides</strong></span></span></p> | |
| 392. |
Lanthanide contraction is due to (1) atomic radii (2) atomic as well as M+2 ion radii (3) multivalence electrons (4) different oxidation states |
| Answer» <p style="text-align: justify;"><span style="font-family:Arial,Helvetica,sans-serif"><span style="color:#000000"><strong><span style="font-size:11pt; line-height:115%">The Correct option is (2) atomic as well as M<sup>+2</sup> ion radii </span></strong></span></span></p> | |
| 393. |
Find the correctly spelt word – (A) Geraff (B) Giraffe (C) Giraf (D) Gerraffe |
| Answer» <p><span style="color:#000000"><strong>Correct option (B) Giraffe </strong></span></p><p><span style="color:#000000"><strong>Explanation:</strong></span></p><p><span style="color:#000000"><strong>Geraff : </strong> Incorrect spelling. </span></p><p><span style="color:#000000">• 'e' should be replaced with 'i' </span></p><p><span style="color:#000000">• The word should end with 'e' after 'ff' </span></p><p><span style="color:#000000"><strong>Giraffe :</strong> Correct spelling. </span></p><p><span style="color:#000000"><strong>Giraf : </strong></span></p><p><span style="color:#000000"> 'fe' is to be added in the end. </span></p><p><span style="color:#000000"><strong>Gerraffe : </strong></span></p><p><span style="color:#000000">• 'Ge' is to be replaced with 'Gi' to make the correct spelling. </span></p> | |
| 394. |
Find out that word where the spelling is wrong – (A) Puncture (B) Puntuation (C) Pudding (D) Pungent |
| Answer» <p style="text-align:justify"><span style="color:#000000"><span style="font-family:Arial,Helvetica,sans-serif"><strong>Correct option (B) Puntuation </strong></span></span></p><p style="text-align:justify"><span style="color:#000000"><span style="font-family:Arial,Helvetica,sans-serif"><strong>Explanation:</strong></span></span></p><p style="text-align:justify"><span style="color:#000000"><span style="font-family:Arial,Helvetica,sans-serif"><strong>Puncture : </strong></span></span></p><p style="text-align:justify"><span style="color:#000000"><span style="font-family:Arial,Helvetica,sans-serif"> No error. </span></span></p><p style="text-align:justify"><span style="color:#000000"><span style="font-family:Arial,Helvetica,sans-serif"> It makes the tyre flat. </span></span></p><p style="text-align:justify"><span style="color:#000000"><span style="font-family:Arial,Helvetica,sans-serif"><strong>Puntuation :</strong> Error of spelling </span></span></p><p style="text-align:justify"><span style="color:#000000"><span style="font-family:Arial,Helvetica,sans-serif"> Correct spelling is 'Punctuation'</span></span></p><p style="text-align:justify"><span style="color:#000000"><span style="font-family:Arial,Helvetica,sans-serif"> Hence 'c' is missing. Pudding : </span></span></p><p style="text-align:justify"><span style="color:#000000"><span style="font-family:Arial,Helvetica,sans-serif"> No error It is used as 'Dessert' </span></span></p><p style="text-align:justify"><span style="color:#000000"><span style="font-family:Arial,Helvetica,sans-serif"><strong>Pungent : </strong></span></span></p><p style="text-align:justify"><span style="color:#000000"><span style="font-family:Arial,Helvetica,sans-serif"> No Error </span></span></p><p style="text-align:justify"><span style="color:#000000"><span style="font-family:Arial,Helvetica,sans-serif"> It is some what 'sharp' and 'shrill'. </span></span></p> | |
| 395. |
Which of the following statement is wrong ? (a) Voltmeter has high resistance and is connected in parallel (b) Ammeter has low resistance and is connected in series (c) Ammeter has low resistance and is connected in parallel (d) None of these |
| Answer» <p style="text-align: justify;"><span style="color:#000000"><span style="font-family:Arial,Helvetica,sans-serif"><strong>Correct option (c) Ammeter has low resistance and is connected in parallel</strong></span></span></p><p style="text-align: justify;"><span style="color:#000000"><span style="font-family:Arial,Helvetica,sans-serif"><strong>Explanation:</strong></span></span></p><p style="text-align: justify;"><span style="color:#000000"><span style="font-family:Arial,Helvetica,sans-serif">A voltmeter is an instrument used to measure the potential difference between two points and is connected in parallel. Moreover, the resistance of an ideal voltmeter is high. On the other hand, ammeter measures current, so, it is connected in series. The resistance of an ideal ammeter is zero. Hence, option (c) is wrong</span></span></p> | |
| 396. |
Which one of the two sentences given below is wrong on the basis of the underlined words : 1. He is a very "ingenuous" businessman. 2. I like him for his "Ingenious" nature. (A) Sentence 1 is correct (B) Sentence 2 is correct (C) Both the sentences can be made correct by interchanging the underlined words. (D) Both the sentences can not be interchanged hence, both are wrong. |
| Answer» <p style="text-align: justify;"><span style="color:#000000"><span style="font-family:Arial,Helvetica,sans-serif"><strong>Correct option (C) Both the sentences can be made correct by interchanging the underlined words.</strong></span></span></p><p style="text-align: justify;"><span style="color:#000000"><span style="font-family:Arial,Helvetica,sans-serif"><strong>Explanation:</strong></span></span></p><p style="text-align: justify;"><span style="color:#000000"><span style="font-family:Arial,Helvetica,sans-serif"><strong>Sentence 1 is correct : </strong></span></span></p><p style="text-align: justify;"><span style="color:#000000"><span style="font-family:Arial,Helvetica,sans-serif"> This option is wrong because the word 'ingenuous' means 'frank and simple' which is inappropriate. Sentence </span></span></p><p style="text-align: justify;"><span style="color:#000000"><span style="font-family:Arial,Helvetica,sans-serif"><strong>2 is correct : </strong> This option is also wrong because the word 'ingenious' means 'clever or prudent' and this is inappropriate. Both the words, i.e. 'ingenuous' and 'ingenious' if interchanged together respectively, it really makes both the sentences meaningful. Hence, appropriate option. </span></span></p><p style="text-align: justify;"><span style="color:#000000"><span style="font-family:Arial,Helvetica,sans-serif"><strong>Both the sentences can't be interchanged. </strong></span></span></p><p style="text-align: justify;"><span style="color:#000000"><span style="font-family:Arial,Helvetica,sans-serif">This is an incorrect option because words have been misinterpreted together. </span></span></p><p style="text-align: justify;"><span style="color:#000000"><span style="font-family:Arial,Helvetica,sans-serif">Incorrect option. </span></span></p> | |
| 397. |
Choose the alternative which can replace the word printed in underline without changing the meaning of the sentence. When he returned, he was accompanied by 'sprightly' young girl. (A) Lively (B) Beautiful (C) Sportive (D) Intelligent |
| Answer» <p><span style="font-family:Arial,Helvetica,sans-serif"><span style="color:#000000"><strong>Correct option (A) Lively </strong></span></span></p><p><span style="font-family:Arial,Helvetica,sans-serif"><span style="color:#000000"><strong>Explanation:</strong></span></span></p><p><span style="font-family:Arial,Helvetica,sans-serif"><span style="color:#000000"><strong>Lively :</strong> Correct synonym to 'sprightly' as both means, 'someone </span></span></p><p><span style="font-family:Arial,Helvetica,sans-serif"><span style="color:#000000">dashing/energetic/enthusiastic'. </span></span></p><p><span style="font-family:Arial,Helvetica,sans-serif"><span style="color:#000000"><strong>Beautiful :</strong> (Irrelevant) </span></span></p><p><span style="font-family:Arial,Helvetica,sans-serif"><span style="color:#000000"><strong>Sportive : (</strong>Irrelevant) </span></span></p><p><span style="font-family:Arial,Helvetica,sans-serif"><span style="color:#000000"><strong>Intelligent :</strong> (Irrelevant) </span></span></p> | |
| 398. |
Complete the series with the help of given optionsk — mnkl — — klmn : (a) nml (b) lmn (c) nlk (d) rol |
| Answer» <p style="text-align: justify;"><span style="font-family:Arial,Helvetica,sans-serif"><span style="color:#000000"><strong>Correct option (b) lmn</strong></span></span></p><p style="text-align: justify;"><span style="font-family:Arial,Helvetica,sans-serif"><span style="color:#000000"><strong>Explanation:</strong></span></span></p><p style="text-align: justify;"><span style="font-family:Arial,Helvetica,sans-serif"><span style="color:#000000">In the set of three alphabets, is in repaining itself continously. Therefore, complete series will be as follows. klmnklmnklmn. </span></span></p> | |
| 399. |
Replace the underlined word with one of the given options : The Second World War started in 1939. (A) Broke out (B) Set out (C) Took out (D) Went out |
| Answer» <p style="text-align:justify"><span style="font-family:Arial,Helvetica,sans-serif"><span style="color:#000000"><strong>Correct option (A) Broke out </strong></span></span></p><p style="text-align:justify"><span style="font-family:Arial,Helvetica,sans-serif"><span style="color:#000000"><strong>Explanation:</strong></span></span></p><p style="text-align:justify"><span style="font-family:Arial,Helvetica,sans-serif"><span style="color:#000000"><strong>Broke out : </strong>(to start suddenly) 'Correct and relevant' option because it is used for 'wars' and 'diseases' e.g. cholera broke out in Surat in 1985. </span></span></p><p style="text-align:justify"><span style="font-family:Arial,Helvetica,sans-serif"><span style="color:#000000"><strong>Set out : </strong>(to start) it is different because it is used when one leaves for somewhere e.g. He set out on his long voyage to Achilese. </span></span></p><p style="text-align:justify"><span style="font-family:Arial,Helvetica,sans-serif"><span style="color:#000000"><strong>took out :</strong> (incorrect use) Because it means differently. e.g. He took out a one rupee coin to give to the beggar. </span></span></p><p style="text-align:justify"><span style="font-family:Arial,Helvetica,sans-serif"><span style="color:#000000"><strong>Went out : </strong>(Incorrect use) Because meaning is different </span></span></p><p style="text-align:justify"><span style="font-family:Arial,Helvetica,sans-serif"><span style="color:#000000"><strong>e.g. </strong>: The light went out when I was preparing for my Board Exams. </span></span></p> | |
| 400. |
Complete the series with the help of given options.cc — cc, dd — d—, cc — cc, dd —dd : (a) d, c, d, c, d (b) d, c, c, d, d (c) d, c, d, c, d (d) d, c, d, d, c |
| Answer» <p style="text-align: justify;"><span style="font-family:Arial,Helvetica,sans-serif"><strong>Correct option (d) d, c, d, d, c</strong></span></p><p style="text-align: justify;"><span style="font-family:Arial,Helvetica,sans-serif"><strong>Explanation:</strong></span></p><p style="text-align: justify;"><span style="font-family:Arial,Helvetica,sans-serif">In the set of five alphabets, the middle one is different with remaining four. Therefore, the series will be as follows. ccdcc, ddcdd, ccdcc, ddcdd.</span></p> | |