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InterviewSolution
This section includes InterviewSolutions, each offering curated multiple-choice questions to sharpen your knowledge and support exam preparation. Choose a topic below to get started.
| 8351. |
What is a quasar? |
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Answer» What is a quasar? |
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| 8352. |
Give two examples of each of the following : (a) stringed musical instruments. (b) wind musical instruments. (c) membrane musical instruments. (d) plate type musical instruments. |
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Answer» Give two examples of each of the following : (a) stringed musical instruments. (b) wind musical instruments. (c) membrane musical instruments. (d) plate type musical instruments. |
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| 8353. |
When a ligtning occurs, why we see the lightning first and only after some time, thunderstorm can be heard? [2 MARKS] |
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Answer» When a ligtning occurs, why we see the lightning first and only after some time, thunderstorm can be heard? [2 MARKS] |
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| 8354. |
Can we study matrices without having a basic knowledge of math? |
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Answer» Can we study matrices without having a basic knowledge of math? |
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| 8355. |
Name an eye ailment (or eye-disease) caused by the deficiency of vitamin A in the diet. |
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Answer» Name an eye ailment (or eye-disease) caused by the deficiency of vitamin A in the diet. |
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| 8356. |
Why is there a loud sound when the balloon bursts? |
| Answer» Why is there a loud sound when the balloon bursts? | |
| 8357. |
What happens to static friction when a wooden block is moved with increasing speed on a horizontal surface? |
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Answer» What happens to static friction when a wooden block is moved with increasing speed on a horizontal surface? |
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| 8358. |
Why do we need a liquid in electroplating |
| Answer» Why do we need a liquid in electroplating | |
| 8359. |
Why solid exerts pressure explain with a example |
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Answer» Why solid exerts pressure explain with a example |
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| 8360. |
The cost of 16 bags of washing powder, each weighing 1.5kg is Rs. 672. Find the cost of 18 bags of the same, weighing 2 kg |
| Answer» The cost of 16 bags of washing powder, each weighing 1.5kg is Rs. 672. Find the cost of 18 bags of the same, weighing 2 kg | |
| 8361. |
what are the hindu mythological names for uranus and neptune? (In our text book we have hindu mythological names for all the planets but for uranus and neptune it is not given.. I am curious to know their names as well so may I know the hindu mythological names for uranus and neptune as well?) |
| Answer» what are the hindu mythological names for uranus and neptune? (In our text book we have hindu mythological names for all the planets but for uranus and neptune it is not given.. I am curious to know their names as well so may I know the hindu mythological names for uranus and neptune as well?) | |
| 8362. |
What is pole star? |
| Answer» What is pole star? | |
| 8363. |
How do ball bearings reduce friction |
| Answer» How do ball bearings reduce friction | |
| 8364. |
Which among the following is correct, where I = current, V = Potential difference, R = Resistance and P = electric power? |
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Answer» Which among the following is correct, where I = current, V = Potential difference, R = Resistance and P = electric power? |
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| 8365. |
A plane mirror is placed at the bottom of the tank containing a liquid of refractive index μ . P is a small object at a height h above the mirror. An observer O-vertically above P outside the liquid see P and its image in the mirror. The apparent distance between these two will be |
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Answer» A plane mirror is placed at the bottom of the tank containing a liquid of refractive index μ . P is a small object at a height h above the mirror. An observer O-vertically above P outside the liquid see P and its image in the mirror. The apparent distance between these two will be |
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| 8366. |
The first Indian satellite is |
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Answer» The first Indian satellite is |
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| 8367. |
Why is earthing provided in buildings? |
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Answer» Why is earthing provided in buildings? |
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| 8368. |
If current flowed in the circuit from A-B-C-D. Then in which direction did the charge flow happen? |
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Answer»
If current flowed in the circuit from A-B-C-D. Then in which direction did the charge flow happen? |
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| 8369. |
Musical sound is produced by: |
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Answer» Musical sound is produced by: |
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| 8370. |
We always use a convex mirror as the rear view mirror. What is/are the reason(s) for this? |
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Answer» We always use a convex mirror as the rear view mirror. What is/are the reason(s) for this? |
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| 8371. |
Ram who is living on earth sees a pink coloured creature named Vijay with a telescope on an alien planet named Pinky celebrating his 58th birthday. The light from the Pinky takes 1 year to reach earth. What is the actual age of Vijay? [2 MARKS] |
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Answer» Ram who is living on earth sees a pink coloured creature named Vijay with a telescope on an alien planet named Pinky celebrating his 58th birthday. The light from the Pinky takes 1 year to reach earth. What is the actual age of Vijay? [2 MARKS] |
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| 8372. |
Atoms are stable though negatively charged electron are revolving within it.Give reason. |
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Answer» Atoms are stable though negatively charged electron are revolving within it.Give reason. |
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| 8373. |
When a bunch of feathers and a stone of the same mass are allowed to fall in the air, the ___ will reach the ground first. (stone/feather) |
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Answer» When a bunch of feathers and a stone of the same mass are allowed to fall in the air, the |
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| 8374. |
Why is ice at 273K more effective in cooling than water at the same temperature. [ 3 MARKS ] |
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Answer» Why is ice at 273K more effective in cooling than water at the same temperature. [ 3 MARKS ] |
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| 8375. |
Which of the following options represents the positive effects of friction? |
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Answer» Which of the following options represents the positive effects of friction? |
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| 8376. |
A big wooden box is being pushed on the ground from east to west direction. The force of friction due to ground will act on this box towards: (a) north direction (b) south direction (c) east direction (d) west direction |
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Answer» A big wooden box is being pushed on the ground from east to west direction. The force of friction due to ground will act on this box towards: (a) north direction (b) south direction (c) east direction (d) west direction |
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| 8377. |
In April 2006, the King in Nepal restored to |
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Answer» In April 2006, the King in Nepal restored to |
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| 8378. |
What are the disadvantages of using a Mercury Barometer and how does an aneroid barometer take care of this. |
| Answer» What are the disadvantages of using a Mercury Barometer and how does an aneroid barometer take care of this. | |
| 8379. |
The minimum distance at which one can read comfortably with a normal eye is about ___ cm. |
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Answer» The minimum distance at which one can read comfortably with a normal eye is about |
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| 8380. |
Why don't the protons at the center of the atom repel |
| Answer» Why don't the protons at the center of the atom repel | |
| 8381. |
Cataract is disease of |
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Answer» Cataract is disease of |
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| 8382. |
What is a virtual image ? |
| Answer» What is a virtual image ? | |
| 8383. |
How will you charge a plastic comb (plastic scale or plastic pen) by the method of friction? |
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Answer» How will you charge a plastic comb (plastic scale or plastic pen) by the method of friction? |
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| 8384. |
Which of the following can protect us from lightning? |
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Answer» Which of the following can protect us from lightning? |
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| 8385. |
Give four situations each where friction is necessary and where it is not necessary. |
| Answer» Give four situations each where friction is necessary and where it is not necessary. | |
| 8386. |
a toy car needs a sorce of energy to move.how could you give gravitational potential energy to a toy car so that it will move when you let it go |
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Answer» a toy car needs a sorce of energy to move.how could you give gravitational potential energy to a toy car so that it will move when you let it go |
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| 8387. |
What were characteristics primordial universe as described by the author? I. Back then there were very few complex matter II. In that state there was no complex matter in the universe III. During that state there was possibly only one kind of panicle and one force IV. The primordial universe was boring |
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Answer» What were characteristics primordial universe as described by the author? I. Back then there were very few complex matter II. In that state there was no complex matter in the universe III. During that state there was possibly only one kind of panicle and one force IV. The primordial universe was boring
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| 8388. |
Friction always opposes ___ motion. |
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Answer» Friction always opposes |
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| 8389. |
On which factor does the electric conductivity of a metal depend? |
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Answer» On which factor does the electric conductivity of a metal depend? |
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| 8390. |
Identify the non-finite verb in the sentence. Finding faults in others is the habit of a jealous man. |
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Answer» Identify the non-finite verb in the sentence. Finding faults in others is the habit of a jealous man. |
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| 8391. |
Seismograph is an instrument that records the : |
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Answer» Seismograph is an instrument that records the : |
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| 8392. |
Question 4 The bulb does not glow in the setup shown in Fig. 14.10. List the possible reasons. Explain your Solution. |
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Answer» Question 4 The bulb does not glow in the setup shown in Fig. 14.10. List the possible reasons. Explain your Solution. 
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| 8393. |
Question 16 Boojho stands at A just on the side of a plane mirror as shown in Fig. 16.20. Can he see himself in the mirror? Also can he see the image of objects situated at P, Q and R? |
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Answer» Question 16 Boojho stands at A just on the side of a plane mirror as shown in Fig. 16.20. Can he see himself in the mirror? Also can he see the image of objects situated at P, Q and R? 
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| 8394. |
Which of the following processes can take place during a lightning in a thunderstorm? |
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Answer» Which of the following processes can take place during a lightning in a thunderstorm? |
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| 8395. |
Name one planet of the solar system having life on it. |
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Answer» Name one planet of the solar system having life on it. |
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| 8396. |
The floor of the swimming pool looks shallower than what it really is. Which phenomenon is responsible for it? |
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Answer» The floor of the swimming pool looks shallower than what it really is. Which phenomenon is responsible for it? |
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| 8397. |
Ram is pushing a block from right with a constant force F. Rajat starts pushing from left with 0 force but keeps increasing his force uniformly. Anser the following giving reasons : (i) What is the direction of friction currently ? (ii) Will the direction of friction ever change ? [5 MARKS] |
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Answer»
Ram is pushing a block from right with a constant force F. Rajat starts pushing from left with 0 force but keeps increasing his force uniformly. Anser the following giving reasons : |
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| 8398. |
An object is placed (1) asymmetrically (2) symmetrically, between two plane mirrors inclined at an angle of 50°. Find the number of images formed |
| Answer» An object is placed (1) asymmetrically (2) symmetrically, between two plane mirrors inclined at an angle of 50°. Find the number of images formed | |
| 8399. |
A body is vibrating 6000 times in 1 minute. If the velocity of sound in air is 360 m/s, find wavelength of sound in metre. |
| Answer» A body is vibrating 6000 times in 1 minute. If the velocity of sound in air is 360 m/s, find wavelength of sound in metre. | |
| 8400. |
Which of the following tasks can be done using light? |
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Answer» Which of the following tasks can be done using light? |
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