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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.
| 9451. |
Pressure in liquids does not depend on the surface area. How is this possible as pressure is thrust/area |
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Answer» Pressure in liquids does not depend on the surface area. How is this possible as pressure is thrust/area |
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| 9452. |
Two bodies A and B of equal masses are kept at heights of h and 2h respectively. What will be the ratio of their potential energies? |
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Answer» Two bodies A and B of equal masses are kept at heights of h and 2h respectively. What will be the ratio of their potential energies? |
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| 9453. |
Two identicalls bullets are fired one by a light rifle and the other by a heavier rifle with the same force. Which rifle will hurt the should more and why? |
| Answer» Two identicalls bullets are fired one by a light rifle and the other by a heavier rifle with the same force. Which rifle will hurt the should more and why? | |
| 9454. |
How kinetic energy helps us? |
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Answer» How kinetic energy helps us? |
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| 9455. |
Why the wooden board vibrates when we insert a iron nail in it without holding the board explain using laws of motion |
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Answer» Why the wooden board vibrates when we insert a iron nail in it without holding the board explain using laws of motion |
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| 9456. |
If there is no displacement then there is no work. So when earth revolves around the sun it comes back to its position......... So will it be a work in physics |
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Answer» If there is no displacement then there is no work. So when earth revolves around the sun it comes back to its position......... So will it be a work in physics |
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| 9457. |
A concave lens of focal length forms an image which is n times the size of the object. The distance of the object from the lens is |
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Answer» A concave lens of focal length forms an image which is n times the size of the object. The distance of the object from the lens is |
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| 9458. |
How does moon form? |
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Answer» How does moon form? |
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| 9459. |
explain why the motion of a body which is moving with a constant speed in a circular path is set to be accelerated. |
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Answer» explain why the motion of a body which is moving with a constant speed in a circular path is set to be accelerated. |
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| 9460. |
Why do astronauts need radio telescopes to talk to each other on moon. |
| Answer» Why do astronauts need radio telescopes to talk to each other on moon. | |
| 9461. |
When there is no external force, the shape of a liquid drop is determined by its ___ tension. |
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Answer» When there is no external force, the shape of a liquid drop is determined by its |
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| 9462. |
The velocity of the disturbance transmitted in a medium is called ___ . |
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Answer» The velocity of the disturbance transmitted in a medium is called |
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| 9463. |
A farmer movers along the boundary of a square field of side 10m in 40seconds. What will be the distance and displacement of farmer at the end of 2 min 20 sec from him initial position? |
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Answer» A farmer movers along the boundary of a square field of side 10m in 40seconds. What will be the distance and displacement of farmer at the end of 2 min 20 sec from him initial position? |
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| 9464. |
How we can say that moon is falling as according to a news every year it is moving away from us changing the earth's speed of rotation to slow down? |
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Answer» How we can say that moon is falling as according to a news every year it is moving away from us changing the earth's speed of rotation to slow down? |
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| 9465. |
Does acceleration against the direction of motion mean deceleration? |
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Answer» Does acceleration against the direction of motion mean deceleration? |
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| 9466. |
Explain difference btw inertia and momentum |
| Answer» Explain difference btw inertia and momentum | |
| 9467. |
A driver decreases the speed of a car from 25 m/s to 10 m/s in 5 seconds . Find the acceleration of the car. |
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Answer» A driver decreases the speed of a car from 25 m/s to 10 m/s in 5 seconds . Find the acceleration of the car. |
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| 9468. |
The sun has a mass of 2 x 1030 kg, and is 1.5 x 108 km away, while the mass of the Moon is 7.35 x 1022 kg, and is 3.8 x 105 km away. Which exerts a stronger gravitational influence on the Earth? |
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Answer» The sun has a mass of 2 x 1030 kg, and is 1.5 x 108 km away, while the mass of the Moon is 7.35 x 1022 kg, and is 3.8 x 105 km away. Which exerts a stronger gravitational influence on the Earth? |
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| 9469. |
In the given periodic table the letter A denotes the element_____________ |
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Answer» In the given periodic table the letter A denotes the element_____________
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| 9470. |
Consider the situation given in the figure- When the card is flicked with the finger. What happens to the coin. |
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Answer» Consider the situation given in the figure-
When the card is flicked with the finger. What happens to the coin. |
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| 9471. |
If two forces as shown in above figure are 6 N and 4N are acting opposite. The mass of the object is 2kg. What is the acceleration of the mass? |
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Answer» If two forces as shown in above figure are 6 N and 4N are acting opposite. The mass of the object is 2kg. What is the acceleration of the mass?
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| 9472. |
We talk about the constant velocity. What is the meaning of constant ? |
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Answer» We talk about the constant velocity. What is the meaning of constant ? |
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| 9473. |
How does the proper insulation of home save energy ? |
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Answer» How does the proper insulation of home save energy ? |
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| 9474. |
When the North pole of a bar magnet is brought near the north pole of a freely suspended magnetic needle, the needle will get ___. |
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Answer» When the North pole of a bar magnet is brought near the north pole of a freely suspended magnetic needle, the needle will get |
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| 9475. |
How will global warming affect the sea level? |
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Answer» How will global warming affect the sea level? |
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| 9476. |
Compare two quantities — Quantity A and Quantity B — and then determine which of the following statements describes the comparison: In a lens, if u - distance of the object from the lens v - distance of the image from the lens hi - height of the image h - height of the object |
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Answer» Compare two quantities — Quantity A and Quantity B — and then determine which of the following statements describes the comparison: |
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| 9477. |
What do you understand by the term relative density of a substance ? |
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Answer» What do you understand by the term relative density of a substance ? |
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| 9478. |
Person A has more mass more than person B. Person ___ will experience more gravitational force. |
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Answer» Person A has more mass more than person B. Person |
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| 9479. |
A metallic sphere of radius 2.0 cm is completely immersed in water. Find the force of buoyancy on it. |
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Answer» A metallic sphere of radius 2.0 cm is completely immersed in water. Find the force of buoyancy on it. |
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| 9480. |
The velocity-time graph of a track cyclist during a race is shown below. Work out the total distance travelled by the cyclist over the course of the race. |
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Answer» The velocity-time graph of a track cyclist during a race is shown below. Work out the total distance travelled by the cyclist over the course of the race. |
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| 9481. |
A stone of 1 kg is thrown with a velocity of 20m/s across a frozen surface of a lake and comes to rest after travelling 50 m. What is the force of friction between the stone and the ice? |
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Answer» A stone of 1 kg is thrown with a velocity of 20m/s across a frozen surface of a lake and comes to rest after travelling 50 m. What is the force of friction between the stone and the ice? |
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| 9482. |
Question: A bullet of mass of 10 gram travelling horizontally with a velocity of 150 m/s strikes a stationary wooden block and comes to rest in 0.03 s. Calculate the distance of pentration of the bullet into the block also calculate the magnitude of the force exerted by the wooden block on the bullet. In the answer, how did the force have positive acceleration?? Explain briefly.. |
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Answer» Question: A bullet of mass of 10 gram travelling horizontally with a velocity of 150 m/s strikes a stationary wooden block and comes to rest in 0.03 s. Calculate the distance of pentration of the bullet into the block also calculate the magnitude of the force exerted by the wooden block on the bullet. In the answer, how did the force have positive acceleration?? Explain briefly.. |
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| 9483. |
A monkey jumps from ground into the air.at the maximum height that it attains,what is true about its instantaneous velocity and acceleration? |
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Answer» A monkey jumps from ground into the air.at the maximum height that it attains,what is true about its instantaneous velocity and acceleration? |
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| 9484. |
The ratio of the heights from which two bodies are dropped is 3:5 respectively. The ratio of their final velocities is: |
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Answer» The ratio of the heights from which two bodies are dropped is 3:5 respectively. The ratio of their final velocities is: |
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| 9485. |
A stone falls from a building and reaches the ground 2.5 seconds later. How high is the building ? (g=9.8m/s2) |
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Answer» A stone falls from a building and reaches the ground 2.5 seconds later. How high is the building ? (g=9.8m/s2) |
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| 9486. |
Q56. Which of the following statements are correct regarding Alpha Centauri: 1. It is the closest star system to our planet. 2. The system consists of three stars. 3. The system is supposed to have earth like worlds. Select the correct answer using the code given below: |
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Answer» Q56. Which of the following statements are correct regarding Alpha Centauri: 1. It is the closest star system to our planet. 2. The system consists of three stars. 3. The system is supposed to have earth like worlds. Select the correct answer using the code given below: |
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| 9487. |
Which has more inertia : a train or a car ? |
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Answer» Which has more inertia : a train or a car ? |
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| 9488. |
A vernier calliper was used to measure the diameter of a ball and the measurement was reported as 2.35 cm. What could be the least count of the instrument? |
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Answer» A vernier calliper was used to measure the diameter of a ball and the measurement was reported as 2.35 cm. What could be the least count of the instrument? |
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| 9489. |
Why earth is not in contact with sun if both are attracting each other with gravity? |
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Answer» Why earth is not in contact with sun if both are attracting each other with gravity? |
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| 9490. |
When particles of matter come very close to each other a repulsive force also starts operating along with attractive force and helps in retaining the identity of each particle. Is it true or false? |
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Answer» When particles of matter come very close to each other a repulsive force also starts operating along with attractive force and helps in retaining the identity of each particle. Is it true or false? |
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| 9491. |
Distinguish between heat and temperature. |
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Answer» Distinguish between heat and temperature. |
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| 9492. |
What physical quantity is measured in torr ? How is it related to the S.I. unit of the quantity? |
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Answer» What physical quantity is measured in torr ? How is it related to the S.I. unit of the quantity? |
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| 9493. |
What is carbon tax ? Who will pay it ? |
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Answer» What is carbon tax ? Who will pay it ? |
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| 9494. |
How did the shallow ponds help in the formation of life? |
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Answer» How did the shallow ponds help in the formation of life? |
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| 9495. |
A stone is dropped into a deep well and is heard to hit the water 2 s after being dropped. Determine the depth of the well. Assume no time delay in stone hitting the water and sound being heard. Take g= 10 ms−2. |
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Answer» A stone is dropped into a deep well and is heard to hit the water 2 s after being dropped. Determine the depth of the well. Assume no time delay in stone hitting the water and sound being heard. Take g= 10 ms−2. |
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| 9496. |
what will happen if on a swing of free fall we do not tie a belt? |
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Answer» what will happen if on a swing of free fall we do not tie a belt? |
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| 9497. |
It is easy to push an empty box than a same box full of books, because |
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Answer» It is easy to push an empty box than a same box full of books, because |
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| 9498. |
An ant completes moving along a circle in time 5s. How much time will it take to travel along the diameter and come back? |
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Answer» An ant completes moving along a circle in time 5s. How much time will it take to travel along the diameter and come back? |
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| 9499. |
The length of a simple pendulum is made one-ninth. Its time period becomes____its initial value. |
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Answer» The length of a simple pendulum is made one-ninth. Its time period becomes____its initial value. |
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| 9500. |
Weight of an astronaut and his space suit on Earth is 60 kgf and 30 kgf respectively. Their combined weight on Moon will be ___ kgf. |
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Answer» Weight of an astronaut and his space suit on Earth is 60 kgf and 30 kgf respectively. Their combined weight on Moon will be |
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