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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.
| 4151. |
Why do objects such as table or vegetable or fruits do not get crushed by atmospheric pressure? |
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Answer» Why do objects such as table or vegetable or fruits do not get crushed by atmospheric pressure? |
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| 4152. |
10l flask of 0.2 mol of CH4 and 0.3MOL of H2 at 25^0c the total pressure inside flask is |
| Answer» 10l flask of 0.2 mol of CH4 and 0.3MOL of H2 at 25^0c the total pressure inside flask is | |
| 4153. |
If k is the spring constant and x is the deformation, the magnitude of spring force is given by |
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Answer» If k is the spring constant and x is the deformation, the magnitude of spring force is given by |
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| 4154. |
Point Nemo recently seen in news is related to: |
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Answer» Point Nemo recently seen in news is related to: |
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| 4155. |
Which of the following sound waves has the highest pitch? |
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Answer» Which of the following sound waves has the highest pitch? |
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| 4156. |
Why do the farmers fill their fields with water on a cold winter night? |
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Answer» Why do the farmers fill their fields with water on a cold winter night? |
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| 4157. |
Match the following sounds with their suitable decibels. |
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Answer» Match the following sounds with their suitable decibels. |
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| 4158. |
How many positive and negative charges are there in a cup of water? |
| Answer» How many positive and negative charges are there in a cup of water? | |
| 4159. |
How does pitch of a sound vary with frequency? |
| Answer» How does pitch of a sound vary with frequency? | |
| 4160. |
. Two plane mirrors A and B are parallel to eachother and spaced 26 cm apart. An object is placedin between them at 9 cm from A. Out of thefollowing at which point an image is not formedin mirror A (Distance measured from mirror A):- |
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Answer» . Two plane mirrors A and B are parallel to each other and spaced 26 cm apart. An object is placed in between them at 9 cm from A. Out of the following at which point an image is not formed in mirror A (Distance measured from mirror A):- |
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| 4161. |
At approximately what time would a first quarter moon rise? |
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Answer» At approximately what time would a first quarter moon rise? |
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| 4162. |
two solid pieces one of steel and the other of aluminium when immersed completely in water have equal weights.when the solid pieces weighed in air |
| Answer» two solid pieces one of steel and the other of aluminium when immersed completely in water have equal weights.when the solid pieces weighed in air | |
| 4163. |
How to convert temperature step by stem |
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Answer» How to convert temperature step by stem |
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| 4164. |
Find the squares of the algebraic expressions given below: (i) 2x − 3y (ii) x − 2 (iii) 2x − 1 |
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Answer» Find the squares of the algebraic expressions given below: (i) 2x − 3y (ii) x − 2 (iii) 2x − 1 |
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| 4165. |
A tuning fork A of frequency 510 Hz produces 4 beats per second when sounded with another tuning fork B of unknown frequency. If B is loaded with wax, the number of beats is again 4 per second. The frequency of the tuning fork B before it was loaded is |
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Answer» A tuning fork A of frequency 510 Hz produces 4 beats per second when sounded with another tuning fork B of unknown frequency. If B is loaded with wax, the number of beats is again 4 per second. The frequency of the tuning fork B before it was loaded is |
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| 4166. |
If y=(4x^3-5x^2+1)^4 , then find the value of dy/dx. |
| Answer» If y=(4x^3-5x^2+1)^4 , then find the value of dy/dx. | |
| 4167. |
10. A 10 cm column of air is trapped by a column of Hg,8cm long ,in a capillary tube horizontally fixed as shown below at 1atm pressure. The length of air column when tube is kept vertically with open end up |
| Answer» 10. A 10 cm column of air is trapped by a column of Hg,8cm long ,in a capillary tube horizontally fixed as shown below at 1atm pressure. The length of air column when tube is kept vertically with open end up | |
| 4168. |
why earth doesn't falls in sunif sun is attracting earth |
| Answer» why earth doesn't falls in sunif sun is attracting earth | |
| 4169. |
In which of the following case is friction useful? |
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Answer» In which of the following case is friction useful? |
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| 4170. |
two charges are at distance "d" apart. if a copper plate of thickness d/2 is kept between them, then effective force will be |
| Answer» two charges are at distance "d" apart. if a copper plate of thickness d/2 is kept between them, then effective force will be | |
| 4171. |
Question 1An athlete completes one round of a circular track of diameter 200 m in 40 seconds. What will be the distance covered and the displacement at the end of 2 minutes 20 seconds ? |
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Answer» Question 1 An athlete completes one round of a circular track of diameter 200 m in 40 seconds. What will be the distance covered and the displacement at the end of 2 minutes 20 seconds ? |
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| 4172. |
By how many times is an earthquake of magnitude 5 on the Richter scale more powerful than one of magnitude 4? |
| Answer» By how many times is an earthquake of magnitude 5 on the Richter scale more powerful than one of magnitude 4? | |
| 4173. |
Question 14 In Fig. mark the arrows (←),(→),(↓)or(↑) to show the direction of sunlight. |
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Answer» Question 14 |
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| 4174. |
An object is oscillating about certain mean position. It's time period of oscillation is being measured by a stop watch of least count 0.1s For 20 oscillations the time noted down is 40.0s. Then fractional error in measurement of time period of oscillation is |
| Answer» An object is oscillating about certain mean position. It's time period of oscillation is being measured by a stop watch of least count 0.1s For 20 oscillations the time noted down is 40.0s. Then fractional error in measurement of time period of oscillation is | |
| 4175. |
What are the effects of lightning? |
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Answer» What are the effects of lightning? |
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| 4176. |
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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| 4177. |
A fillet welded joint is subjected to transverse loading F as shown in figure. Both legs of the fillets are of 10 mm size and the weld length is 30 mm. If the allowable shear stress of the weld is 94 MPa, considering the minimum throat of the weld, the maximum allowable transverse load in kN is |
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Answer» A fillet welded joint is subjected to transverse loading F as shown in figure. Both legs of the fillets are of 10 mm size and the weld length is 30 mm. If the allowable shear stress of the weld is 94 MPa, considering the minimum throat of the weld, the maximum allowable transverse load in kN is |
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| 4178. |
A rectangular storage tank is filled with paraffin. The height of the tank is 2m. Density of paraffin is 800 kg/m cube, the value of gravity is 10m/s square Calculate a) the pressure at the bottom of the tank b) the pressure at a depth of 1m. |
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Answer» A rectangular storage tank is filled with paraffin. The height of the tank is 2m. Density of paraffin is 800 kg/m cube, the value of gravity is 10m/s square Calculate a) the pressure at the bottom of the tank b) the pressure at a depth of 1m. |
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| 4179. |
Why propagation of sound wave in air is a adiabatic process and not isothermal process? |
| Answer» Why propagation of sound wave in air is a adiabatic process and not isothermal process? | |
| 4180. |
59. How long will it take an electric current of 0.15A to deposit 5g of copper ? |
| Answer» 59. How long will it take an electric current of 0.15A to deposit 5g of copper ? | |
| 4181. |
A block is placed on a rough surface. If the value of limiting friction is 70N, then in which of the following case the block will move? |
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Answer» A block is placed on a rough surface. If the value of limiting friction is 70N, then in which of the following case the block will move? |
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| 4182. |
2 bodies are in equilibrium when suspended in water from the arm of a balance. The mass of one body is 60 gm and its density is 12 gm cm-3 . if the mass of other body is 72 gm , its density in g cm-3 is |
| Answer» 2 bodies are in equilibrium when suspended in water from the arm of a balance. The mass of one body is 60 gm and its density is 12 gm cm-3 . if the mass of other body is 72 gm , its density in g cm-3 is | |
| 4183. |
Why ice floats on water? |
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Answer» Why ice floats on water? |
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| 4184. |
The moment of a force of 5N about a point is 2 Nm. Calculate the distance of the point from the point of application of force. |
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Answer» The moment of a force of 5N about a point is 2 Nm. Calculate the distance of the point from the point of application of force. |
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| 4185. |
Number of consecutive zeroes at the end of 222^{111} \ast25^{25} × 35^{35} × 14^{14} is |
| Answer» Number of consecutive zeroes at the end of 222^{111} \ast25^{25} × 35^{35} × 14^{14} is | |
| 4186. |
Question 8In a large commercial complex, there are four ways to reach the main road. One of the paths has loose soil, the second is laid with polished marble, the third is laid with bricks and the fourth has a gravel surface. It is raining heavily and Paheli wishes to reach the main road. The path on which she is least likely to slip is(a) Granite surface(b) polished marble(c) Tile floor(d) gravel |
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Answer» Question 8 In a large commercial complex, there are four ways to reach the main road. One of the paths has loose soil, the second is laid with polished marble, the third is laid with bricks and the fourth has a gravel surface. It is raining heavily and Paheli wishes to reach the main road. The path on which she is least likely to slip is (a) Granite surface (b) polished marble (c) Tile floor (d) gravel |
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| 4187. |
The high boiling point of water is due to: |
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Answer» The high boiling point of water is due to: |
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| 4188. |
17. Two superimposing waves are represented by equation y1=5sin2pie(10t - 0.1x) and y2=10sin2pie(20t - 0.2x) what is the ratio of maximum and minimum Intensity? |
| Answer» 17. Two superimposing waves are represented by equation y1=5sin2pie(10t - 0.1x) and y2=10sin2pie(20t - 0.2x) what is the ratio of maximum and minimum Intensity? | |
| 4189. |
Which current is more dangerous AC OR DC And why?? |
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Answer» Which current is more dangerous AC OR DC And why?? |
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| 4190. |
With the help of which constellation can we locate the pole star? |
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Answer» With the help of which constellation can we locate the pole star? |
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| 4191. |
How the concave mirror used in vehicles headlight to parallel beam of light exlpian ? What is solar concentrater ? |
| Answer» How the concave mirror used in vehicles headlight to parallel beam of light exlpian ? What is solar concentrater ? | |
| 4192. |
ntchoose the correct optionn nt(1) when a person walks on a rough surface, the frictional force is involved is kinetic frictionn nt(2)when a person walks on a rough surface , the frictional force exerted by the surface on the person is opposite to the direction of his motionn nt(3)when a person walks on a rough surface , the frictional force exerted by the surface on the person is in the direction of his motionn ntnt(4))when a person walks on a rough surface , no frictional force exerted by the surface on the personn |
| Answer» ntchoose the correct optionn nt(1) when a person walks on a rough surface, the frictional force is involved is kinetic frictionn nt(2)when a person walks on a rough surface , the frictional force exerted by the surface on the person is opposite to the direction of his motionn nt(3)when a person walks on a rough surface , the frictional force exerted by the surface on the person is in the direction of his motionn ntnt(4))when a person walks on a rough surface , no frictional force exerted by the surface on the personn | |
| 4193. |
Why the Sun seems to rise from the east and set on the west? |
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Answer» Why the Sun seems to rise from the east and set on the west? |
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| 4194. |
how 1 gm molecule of a subs†an ce is equal to 1 mole? |
| Answer» how 1 gm molecule of a subs†an ce is equal to 1 mole? | |
| 4195. |
Neon gas of a given mass expands isothermally to double volume. what should be further fractional decrease in pressure so that the gas when adiabatically compressed from that state reaches the original state. a)1-2power(-2/3) b)1-3power(1/3) |
| Answer» Neon gas of a given mass expands isothermally to double volume. what should be further fractional decrease in pressure so that the gas when adiabatically compressed from that state reaches the original state. a)1-2power(-2/3) b)1-3power(1/3) | |
| 4196. |
Two charges exert a force of 10 N on each other when separated by a distance 0.2 m in air. When they are placed in another medium of dielectric constant K = 4, and separated by distance R, they exert same force. The distance R equals to ?? |
| Answer» Two charges exert a force of 10 N on each other when separated by a distance 0.2 m in air. When they are placed in another medium of dielectric constant K = 4, and separated by distance R, they exert same force. The distance R equals to ?? | |
| 4197. |
explain upthrust and boyant force. |
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Answer» explain upthrust and boyant force. |
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| 4198. |
Question 17 If air and cloud were good conductors of electricity, do you think lightning could occur? Expalin. |
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Answer» Question 17 If air and cloud were good conductors of electricity, do you think lightning could occur? Expalin. |
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| 4199. |
54.To an ideal triatomic gas 800 cal heat energy is given at constant pressure. If vibrational mode is neglected, then energy used by gas in work done against surroundings is 1) 200 cal 2) 300 cal 3) 400 cal 4) 60 cal |
| Answer» 54.To an ideal triatomic gas 800 cal heat energy is given at constant pressure. If vibrational mode is neglected, then energy used by gas in work done against surroundings is 1) 200 cal 2) 300 cal 3) 400 cal 4) 60 cal | |
| 4200. |
draw all structural ,geometrical, and optical isomerism possible for C4H7B |
| Answer» draw all structural ,geometrical, and optical isomerism possible for C4H7B | |
