9478 + Interview Questions in Physics

1.	Can we see meteor falling on the moon?
Answer» Can we see meteor falling on the moon?

Discussion

2.	Two waves of the same pitch have amplitudes in the ratio 1 : 3. what will be the ratio of their (i) loudness, (ii) pitch ?
Answer» Two waves of the same pitch have amplitudes in the ratio 1 : 3. what will be the ratio of their (i) loudness, (ii) pitch ?

2.

Two waves of the same pitch have amplitudes in the ratio 1 : 3. what will be the ratio of their (i) loudness, (ii) pitch ?

Answer»

Two waves of the same pitch have amplitudes in the ratio 1 : 3. what will be the ratio of their

(i) loudness,

(ii) pitch ?

Discussion

3.	Give important features of the moon.
Answer» Give important features of the moon.

Discussion

4.	A body is floating on water. Then:
Answer» A body is floating on water. Then:

Discussion

5.	Name the star (after the sun) which is closest to the Earth.
Answer» Name the star (after the sun) which is closest to the Earth.

Discussion

6.	The distance-time graph of a body is shown. The body is in
Answer» The distance-time graph of a body is shown. The body is in

6.

The distance-time graph of a body is shown. The body is in

Answer»

The distance-time graph of a body is shown. The body is in

Discussion

7.	Define the following a) dynamo b) lightning conductor c) electromagnet d) induced EMF e) nuclear reaction
Answer» Define the following a) dynamo b) lightning conductor c) electromagnet d) induced EMF e) nuclear reaction

Discussion

8.	Statement 1: The flow of current in a poor conductor is impossible. Statement 2: Under certain conditions current can flow through a poor conductor.
Answer» Statement 1: The flow of current in a poor conductor is impossible. Statement 2: Under certain conditions current can flow through a poor conductor.

8.

Statement 1: The flow of current in a poor conductor is impossible. Statement 2: Under certain conditions current can flow through a poor conductor.

Answer»

Statement 1: The flow of current in a poor conductor is impossible.

Statement 2: Under certain conditions current can flow through a poor conductor.

Discussion

9.	How will you charge an inflated rubber balloon by the method of friction ?
Answer» How will you charge an inflated rubber balloon by the method of friction ?

Discussion

10.	Out of sliding friction, static friction and rolling friction: (a) which one is the smallest ? (b) which one is the largest ?
Answer» Out of sliding friction, static friction and rolling friction: (a) which one is the smallest ? (b) which one is the largest ?

Discussion

11.	Which of the following is not an example of the force of gravity ? (a) a leaf falling from a tree. (b) a boy pushing a cart on a level plane. (c) a diver jumping into a swimming pool. (d) a stone falling from the top of a cliff.
Answer» Which of the following is not an example of the force of gravity ? (a) a leaf falling from a tree. (b) a boy pushing a cart on a level plane. (c) a diver jumping into a swimming pool. (d) a stone falling from the top of a cliff.

Discussion

12.	Why is difficult to pull a boat on the beach than in the sea?
Answer» Why is difficult to pull a boat on the beach than in the sea?

Discussion

13.	There are three small bones in the middle ear. (a) Name the three bones. (b) Which of these bones is in touch with oval window ? (c) Which of these bones is in touch with the ear drum ? (d) Which bone is in touch with the other two bones ?
Answer» There are three small bones in the middle ear. (a) Name the three bones. (b) Which of these bones is in touch with oval window ? (c) Which of these bones is in touch with the ear drum ? (d) Which bone is in touch with the other two bones ?

13.

There are three small bones in the middle ear. (a) Name the three bones. (b) Which of these bones is in touch with oval window ? (c) Which of these bones is in touch with the ear drum ? (d) Which bone is in touch with the other two bones ?

Answer»

There are three small bones in the middle ear.

(a) Name the three bones.

(b) Which of these bones is in touch with oval window ?

(c) Which of these bones is in touch with the ear drum ?

(d) Which bone is in touch with the other two bones ?

Discussion

14.	Which of the following is not an application of a concave mirror?
Answer» Which of the following is not an application of a concave mirror?

Discussion

15.	Give one example each of a conductor and an insulator of electricity.
Answer» Give one example each of a conductor and an insulator of electricity.

Discussion

16.	When the effort arm is greater than the load arm then mechanical advantage is
Answer» When the effort arm is greater than the load arm then mechanical advantage is

Discussion

17.	Explain why rails on a railway track are fixed to large wide wooden sleepers.
Answer» Explain why rails on a railway track are fixed to large wide wooden sleepers.

Discussion

18.	Which of the following is true regarding diffused reflection?
Answer» Which of the following is true regarding diffused reflection?

Discussion

19.	Two charged bodies are brought near each other. What is most liekly to happen?
Answer» Two charged bodies are brought near each other. What is most liekly to happen?

Discussion

20.	When light rays are passed through a prism, the phenomenon that occurs is known as ___________ of light.
Answer» When light rays are passed through a prism, the phenomenon that occurs is known as ___________ of light.

Discussion

21.	Dear sir/Ma'am I have a problem in solving this question Q.The distance between Earth and Mars is 2.2 253 ×108 km .The distance between Mars and Saturn is 1.19666 × 109 km a spaceship starts from earth and flies to Saturn via mass. find the total distance covered by the spacecraft in metres?
Answer» Dear sir/Ma'am I have a problem in solving this question Q.The distance between Earth and Mars is 2.2 253 ×10⁸ km .The distance between Mars and Saturn is 1.19666 × 10⁹ km a spaceship starts from earth and flies to Saturn via mass. find the total distance covered by the spacecraft in metres?

Discussion

22.	What is the difference between - 1) Meteorites 2) Meteors 3) Meteorides
Answer» What is the difference between - 1) Meteorites 2) Meteors 3) Meteorides

Discussion

23.	Two blocks of mass m1 and m2 interconnected with a spring of stiffness 'k' are kept on a smooth horizontal surface. Which of the following ratios are correct, if the spring was extended and released? (Where X = displacement, v = speed, P = momentum, a = acceleration, all relative to the surface, KE = kinetic energy, F = force.)
Answer» Two blocks of mass m₁ and m₂ interconnected with a spring of stiffness 'k' are kept on a smooth horizontal surface. Which of the following ratios are correct, if the spring was extended and released? (Where X = displacement, v = speed, P = momentum, a = acceleration, all relative to the surface, KE = kinetic energy, F = force.)

23.

Two blocks of mass m1 and m2 interconnected with a spring of stiffness 'k' are kept on a smooth horizontal surface. Which of the following ratios are correct, if the spring was extended and released? (Where X = displacement, v = speed, P = momentum, a = acceleration, all relative to the surface, KE = kinetic energy, F = force.)

Answer»

Two blocks of mass m₁ and m₂ interconnected with a spring of stiffness 'k' are kept on a smooth horizontal surface. Which of the following ratios are correct, if the spring was extended and released?

(Where X = displacement, v = speed, P = momentum, a = acceleration, all relative to the surface, KE = kinetic energy, F = force.)

Discussion

24.	Two unlike charges will:
Answer» Two unlike charges will:

Discussion

25.	Question 5 If we apply oil on door hinges, the friction will (a) increase (b) decrease (c) disappear altogether (d) will remain unchanged
Answer» Question 5 If we apply oil on door hinges, the friction will (a) increase (b) decrease (c) disappear altogether (d) will remain unchanged

Discussion

26.	Explain Braille System? [5 MARKS]
Answer» Explain Braille System? [5 MARKS]

Discussion

27.	Name two constellations which are visible in the sky: (a) in the summer season. (b) in the winter season.
Answer» Name two constellations which are visible in the sky: (a) in the summer season. (b) in the winter season.

27.

Name two constellations which are visible in the sky: (a) in the summer season. (b) in the winter season.

Answer»

Name two constellations which are visible in the sky:

(a) in the summer season.

(b) in the winter season.

Discussion

28.	ARPU is defined as Average Revenue Per User. For which of the following companies ARPU in the month of January maximum for both the years combined?
Answer» ARPU is defined as Average Revenue Per User. For which of the following companies ARPU in the month of January maximum for both the years combined?

Discussion

29.	Which of the following is not a type of friction?
Answer» Which of the following is not a type of friction?

Discussion

30.	When does the moon become half lit during the waning phase?
Answer» When does the moon become half lit during the waning phase?

Discussion

31.	The angle between the incident ray and the reflecting surface is 60o. What is the angle of reflection?
Answer» The angle between the incident ray and the reflecting surface is $60^{o}$ . What is the angle of reflection?

Discussion

32.	Which of the following represents the correct diagram for anomalous expansion of water as a real life application?
Answer» Which of the following represents the correct diagram for anomalous expansion of water as a real life application?

32.

Which of the following represents the correct diagram for anomalous expansion of water as a real life application?

Answer»

Which of the following represents the correct diagram for anomalous expansion of water as a real life application?

Discussion

33.	What is feeble sound ?
Answer» What is feeble sound ?

Discussion

34.	Statement 1: For the same load/force acting on two different surfaces, more pressure is developed on the surface with a smaller area. Statement 2: Pressure is inversely proportional to the area of contact.
Answer» Statement 1: For the same load/force acting on two different surfaces, more pressure is developed on the surface with a smaller area. Statement 2: Pressure is inversely proportional to the area of contact.

Discussion

35.	Generally, in hospitals staff members wear shoes with special soles to prevent the build-up of a static charge as they walk. Why?
Answer» Generally, in hospitals staff members wear shoes with special soles to prevent the build-up of a static charge as they walk. Why?

Discussion

36.	A body goes from C to D with a velocity of 20 m/s and comes back from D to C with a velocity of 30 m/s. The average velocity of the body during the whole journey is
Answer» A body goes from C to D with a velocity of $20 m / s$ and comes back from D to C with a velocity of $30 m / s$ . The average velocity of the body during the whole journey is

Discussion

37.	Why doesn't a ray of light passing through the optical centre of a lens deviate?
Answer» Why doesn't a ray of light passing through the optical centre of a lens deviate?

Discussion

38.	When a glass rod is rubbed with a piece of silk cloth, then : (a) the glass rod and silk cloth both acquire the positive charge. (b) the glass rod becomes positively charged while the silk cloth has a negative charge. (c) the glass rod and silk cloth both acquire the negative charge. (d) the glass rod becomes negatively charged while the silk cloth has a positive charge.
Answer» When a glass rod is rubbed with a piece of silk cloth, then : (a) the glass rod and silk cloth both acquire the positive charge. (b) the glass rod becomes positively charged while the silk cloth has a negative charge. (c) the glass rod and silk cloth both acquire the negative charge. (d) the glass rod becomes negatively charged while the silk cloth has a positive charge.

38.

When a glass rod is rubbed with a piece of silk cloth, then : (a) the glass rod and silk cloth both acquire the positive charge. (b) the glass rod becomes positively charged while the silk cloth has a negative charge. (c) the glass rod and silk cloth both acquire the negative charge. (d) the glass rod becomes negatively charged while the silk cloth has a positive charge.

Answer»

When a glass rod is rubbed with a piece of silk cloth, then :

(a) the glass rod and silk cloth both acquire the positive charge.

(b) the glass rod becomes positively charged while the silk cloth has a negative charge.

(c) the glass rod and silk cloth both acquire the negative charge.

(d) the glass rod becomes negatively charged while the silk cloth has a positive charge.

Discussion

39.	A negatively charged ebonite rod is held close to the negatively charged GLE. The leaves of the electroscope will :
Answer» A negatively charged ebonite rod is held close to the negatively charged GLE. The leaves of the electroscope will :

Discussion

40.	Why density can only be measured by the formula mass by volume?
Answer» Why density can only be measured by the formula mass by volume?

Discussion

41.	Force which is attractive in nature!?
Answer» Force which is attractive in nature!?

Discussion

42.	Differentiate between real and virtual image in brief [5m]
Answer» Differentiate between real and virtual image in brief [5m]

Discussion

43.	Is lead metal or non metal?
Answer» Is lead metal or non metal?

Discussion

44.	Substances through which heat is easily conducted are
Answer» Substances through which heat is easily conducted are

Discussion

45.	Name the force that keeps the Earth going around the Sun?
Answer» Name the force that keeps the Earth going around the Sun?

Discussion

46.	Why do stars twinkling
Answer» Why do stars twinkling

Discussion

47.	Which part of the eye gives it its distinctive colour ?
Answer» Which part of the eye gives it its distinctive colour ?

Discussion

48.	The planet with a system of well developed rings encircling it is: (a) Jupiter (b) Venus (c) Saturn (d) Neptune
Answer» The planet with a system of well developed rings encircling it is: (a) Jupiter (b) Venus (c) Saturn (d) Neptune

48.

The planet with a system of well developed rings encircling it is: (a) Jupiter (b) Venus (c) Saturn (d) Neptune

Answer»

The planet with a system of well developed rings encircling it is:

(a) Jupiter

(b) Venus

(c) Saturn

(d) Neptune

Discussion

49.	Anoop places a cuboid of dimensions 12cm×8cm×6cm with different faces touching the table. Which face, when touching the table, will experience the greatest pressure?
Answer» Anoop places a cuboid of dimensions $12 c m \times 8 c m \times 6 c m$ with different faces touching the table. Which face, when touching the table, will experience the greatest pressure?

Discussion

50.	What is a spherical mirror ?
Answer» What is a spherical mirror ?

Discussion

Explore topic-wise InterviewSolutions in Current Affairs.

Can we see meteor falling on the moon?

Two waves of the same pitch have amplitudes in the ratio 1 : 3. what will be the ratio of their (i) loudness, (ii) pitch ?

Give important features of the moon.

A body is floating on water. Then:

Name the star (after the sun) which is closest to the Earth.

The distance-time graph of a body is shown. The body is in

Define the following a) dynamo b) lightning conductor c) electromagnet d) induced EMF e) nuclear reaction

Statement 1: The flow of current in a poor conductor is impossible. Statement 2: Under certain conditions current can flow through a poor conductor.

How will you charge an inflated rubber balloon by the method of friction ?

Out of sliding friction, static friction and rolling friction: (a) which one is the smallest ? (b) which one is the largest ?

Which of the following is not an example of the force of gravity ? (a) a leaf falling from a tree. (b) a boy pushing a cart on a level plane. (c) a diver jumping into a swimming pool. (d) a stone falling from the top of a cliff.

Why is difficult to pull a boat on the beach than in the sea?

There are three small bones in the middle ear. (a) Name the three bones. (b) Which of these bones is in touch with oval window ? (c) Which of these bones is in touch with the ear drum ? (d) Which bone is in touch with the other two bones ?

Which of the following is not an application of a concave mirror?

Give one example each of a conductor and an insulator of electricity.

When the effort arm is greater than the load arm then mechanical advantage is

Explain why rails on a railway track are fixed to large wide wooden sleepers.

Which of the following is true regarding diffused reflection?

Two charged bodies are brought near each other. What is most liekly to happen?

When light rays are passed through a prism, the phenomenon that occurs is known as ___________ of light.

Dear sir/Ma'am I have a problem in solving this question Q.The distance between Earth and Mars is 2.2 253 ×108 km .The distance between Mars and Saturn is 1.19666 × 109 km a spaceship starts from earth and flies to Saturn via mass. find the total distance covered by the spacecraft in metres?

What is the difference between - 1) Meteorites 2) Meteors 3) Meteorides

Two unlike charges will:

Question 5 If we apply oil on door hinges, the friction will (a) increase (b) decrease (c) disappear altogether (d) will remain unchanged

Explain Braille System? [5 MARKS]

Name two constellations which are visible in the sky: (a) in the summer season. (b) in the winter season.

ARPU is defined as Average Revenue Per User. For which of the following companies ARPU in the month of January maximum for both the years combined?

Which of the following is not a type of friction?

When does the moon become half lit during the waning phase?

The angle between the incident ray and the reflecting surface is 60o. What is the angle of reflection?

Which of the following represents the correct diagram for anomalous expansion of water as a real life application?

What is feeble sound ?

Statement 1: For the same load/force acting on two different surfaces, more pressure is developed on the surface with a smaller area. Statement 2: Pressure is inversely proportional to the area of contact.

Generally, in hospitals staff members wear shoes with special soles to prevent the build-up of a static charge as they walk. Why?

A body goes from C to D with a velocity of 20 m/s and comes back from D to C with a velocity of 30 m/s. The average velocity of the body during the whole journey is

Why doesn't a ray of light passing through the optical centre of a lens deviate?

A negatively charged ebonite rod is held close to the negatively charged GLE. The leaves of the electroscope will :

Why density can only be measured by the formula mass by volume?

Force which is attractive in nature!?

Differentiate between real and virtual image in brief [5m]

Is lead metal or non metal?

Substances through which heat is easily conducted are

Name the force that keeps the Earth going around the Sun?

Why do stars twinkling

Which part of the eye gives it its distinctive colour ?

The planet with a system of well developed rings encircling it is: (a) Jupiter (b) Venus (c) Saturn (d) Neptune

Anoop places a cuboid of dimensions 12cm×8cm×6cm with different faces touching the table. Which face, when touching the table, will experience the greatest pressure?

What is a spherical mirror ?