9478 + Interview Questions in Physics Page 180 InterviewSolution

8951.	What is the change in average Kinetic energy of molecules of a liquid during boiling at its boiling point?
Answer» What is the change in average Kinetic energy of molecules of a liquid during boiling at its boiling point?

Discussion

8952.	The matter is made up of___.
Answer» The matter is made up of___.

Discussion

8953.	What is the audible range of frequency for a human ?
Answer» What is the audible range of frequency for a human ?

Discussion

8954.	Which type of reflection of light,regular reflection or diffuse reflection,leads to the formation of images?
Answer» Which type of reflection of light,regular reflection or diffuse reflection,leads to the formation of images?

Discussion

8955.	Question 5 You spill a bucket of soapy water on a marble floor accidentally. Would it make it easier or more difficult for you to walk on the floor? Why?
Answer» Question 5 You spill a bucket of soapy water on a marble floor accidentally. Would it make it easier or more difficult for you to walk on the floor? Why?

Discussion

8956.	In the spectrum of white light by a prism, the colour at the extreme end opposite to the base of prism is : (a) violet (b) yellow (c) red (d) blue.
Answer» In the spectrum of white light by a prism, the colour at the extreme end opposite to the base of prism is : (a) violet (b) yellow (c) red (d) blue.

8956.

In the spectrum of white light by a prism, the colour at the extreme end opposite to the base of prism is : (a) violet (b) yellow (c) red (d) blue.

Answer»

In the spectrum of white light by a prism, the colour at the extreme end opposite to the base of prism is :

(a) violet (b) yellow

(c) red (d) blue.

Discussion

8957.	Which of the following cannot transmit sound ? Water, Vacuum, Aluminium, Oxygen gas
Answer» Which of the following cannot transmit sound ? Water, Vacuum, Aluminium, Oxygen gas

8957.

Which of the following cannot transmit sound ? Water, Vacuum, Aluminium, Oxygen gas

Answer»

Which of the following cannot transmit sound ?

Water, Vacuum, Aluminium, Oxygen gas

Discussion

8958.	Take a metallic can half filled with water and put it over the flame so that the water inside starts boiling. Now put the lid on the can and remove it from the flame. What happens to the can when we pour cold water on it?
Answer» Take a metallic can half filled with water and put it over the flame so that the water inside starts boiling. Now put the lid on the can and remove it from the flame. What happens to the can when we pour cold water on it?

Discussion

8959.	Which of the following is a cleaner fuel?
Answer» Which of the following is a cleaner fuel?

Discussion

8960.	When a toy of irregular shape is immersed in a measuring cylinder containing water of 20 ml, the water rises to 37 ml, then the volume of the toy is:
Answer» When a toy of irregular shape is immersed in a measuring cylinder containing water of $20 m l$ , the water rises to $37 m l$ , then the volume of the toy is:

Discussion

8961.	A body increases its temperature by____
Answer» A body increases its temperature by____

Discussion

8962.	How could we predict what charge will be on which object when rubbed? For example when fur with cat skin etc.
Answer» How could we predict what charge will be on which object when rubbed? For example when fur with cat skin etc.

Discussion

8963.	Question: a liquid disturbed by staring comes to rest after some time due to its property of: Compressibility Diffusion Viscosity
Answer» Question: a liquid disturbed by staring comes to rest after some time due to its property of: Compressibility Diffusion Viscosity

8963.

Question: a liquid disturbed by staring comes to rest after some time due to its property of: Compressibility Diffusion Viscosity

Answer»

Question:

a liquid disturbed by staring comes to rest after some time due to its property of:

Compressibility

Diffusion

Viscosity

Discussion

8964.	What happens if moon strikes the Earth?
Answer» What happens if moon strikes the Earth?

Discussion

8965.	A scientist was working on creating a model of the human eye. He created an alternative for every part of the eye. However, he placed a rigid lens in the place of the eye lens before packing the model into an eyeball. What would be the problem with this eyeball?
Answer» A scientist was working on creating a model of the human eye. He created an alternative for every part of the eye. However, he placed a rigid lens in the place of the eye lens before packing the model into an eyeball. What would be the problem with this eyeball?

Discussion

8966.	What is the advantage of using ball bearings in machines?
Answer» What is the advantage of using ball bearings in machines?

Discussion

8967.	Difference between voltage and watt
Answer» Difference between voltage and watt

Discussion

8968.	Question 25 Explain with a diagram how you can locate pole star with the help of the constellation Great Bear (Ursa Major).
Answer» Question 25 Explain with a diagram how you can locate pole star with the help of the constellation Great Bear (Ursa Major).

Discussion

8969.	Question 10 (iii) State whether the following statement is ‘True’ or ‘False’ The planets do not emit light of their own.
Answer» Question 10 (iii) State whether the following statement is ‘True’ or ‘False’ The planets do not emit light of their own.

Discussion

8970.	What is electromagnet
Answer» What is electromagnet

Discussion

8971.	How many stars make up the Big Dipper?
Answer» How many stars make up the Big Dipper?

Discussion

8972.	Which of of the given statements are correct regarding clouds during a thunderstorm? 1. Upper parts of the clouds are positively charged. 2. Cloud is electrically neutral (no charge) everywhere. 3. Upper parts of clouds are negatively charged. 4. Lower parts of clouds are negatively charged.
Answer» Which of of the given statements are correct regarding clouds during a thunderstorm? 1. Upper parts of the clouds are positively charged. 2. Cloud is electrically neutral (no charge) everywhere. 3. Upper parts of clouds are negatively charged. 4. Lower parts of clouds are negatively charged.

8972.

Which of of the given statements are correct regarding clouds during a thunderstorm? 1. Upper parts of the clouds are positively charged. 2. Cloud is electrically neutral (no charge) everywhere. 3. Upper parts of clouds are negatively charged. 4. Lower parts of clouds are negatively charged.

Answer»

Which of of the given statements are correct regarding clouds during a thunderstorm?

1. Upper parts of the clouds are positively charged.

2. Cloud is electrically neutral (no charge) everywhere.

3. Upper parts of clouds are negatively charged.

4. Lower parts of clouds are negatively charged.

Discussion

8973.	Choose the ray diagram, which shows the image formation of the below diagram.
Answer» Choose the ray diagram, which shows the image formation of the below diagram.

Discussion

8974.	Which of the following is not a characteristic of image formed by a plane mirror?
Answer» Which of the following is not a characteristic of image formed by a plane mirror?

Discussion

8975.	A block is kept at rest on ground. When a horizontal force is applied to the block, it doesn't move. The force which opposes this external force while the block is at rest is known as:
Answer» A block is kept at rest on ground. When a horizontal force is applied to the block, it doesn't move. The force which opposes this external force while the block is at rest is known as:

Discussion

8976.	State one property of the material of a fuse wire.
Answer» State one property of the material of a fuse wire.

Discussion

8977.	Which of the following sounds are inaudible to humans?
Answer» Which of the following sounds are inaudible to humans?

Discussion

8978.	Name the various types of forces.
Answer» Name the various types of forces.

Discussion

8979.	Why are asbestos sheets used for laying the roofs of some houses?
Answer» Why are asbestos sheets used for laying the roofs of some houses?

Discussion

8980.	A body of mass 4 kg is thrown upward from a height of 2 m with an initial speed of 12 ms−1. Its speed at height 3 m is .
Answer» A body of mass $4 k g$ is thrown upward from a height of $2 m$ with an initial speed of $12 m s^{- 1}$ . Its speed at height $3 m$ is .

Discussion

8981.	The dimensions of a hall are 10× 7m× 5m. If the density of air is 1.11 kgm−3. Find the mass of air in the hall.
Answer» The dimensions of a hall are $10 \times$ $7 m \times$ $5 m$ . If the density of air is 1.11 kg $m^{-} 3$ . Find the mass of air in the hall.

Discussion

8982.	Among the four graphs in the given figure, there is only one graph for which average velocity over the time interval (0, T) can vanish for a suitably chosen T. Which one is it?
Answer» Among the four graphs in the given figure, there is only one graph for which average velocity over the time interval (0, T) can vanish for a suitably chosen T. Which one is it?

Discussion

8983.	How does a big heav y balloon full of people manage to float in the air???
Answer» How does a big heav y balloon full of people manage to float in the air???

Discussion

8984.	What is Power
Answer» What is Power

Discussion

8985.	A balloon inflates when air is pumped into it. Which of the following conclusions can be derived from this?
Answer» A balloon inflates when air is pumped into it. Which of the following conclusions can be derived from this?

Discussion

8986.	Question 14 Match the physical quantities given in column A to their SI units given in column B: (A)(B)(a)Pressure(i)cubic metre(b)Temperature(ii)Kilogram(c)Density(iii)pascal(d)Mass(iv)Kelvin(e)Volume(v)Kilogram per cubic metre
Answer» Question 14 Match the physical quantities given in column A to their SI units given in column B: $\begin{matrix} (A) & (B) (a) P r e s s u r e & (i) c u b i c m e t r e (b) T e m p e r a t u r e & (i i) K i l o g r a m (c) D e n s i t y & (i i i) p a s c a l (d) M a s s & (i v) K e l v i n (e) V o l u m e & (v) K i l o g r a m p e r c u b i c m e t r e \end{matrix}$

Discussion

8987.	If we want to form a virtual, erect and enlarged image of an object, then which mirror should we choose and where should we keep the object?
Answer» If we want to form a virtual, erect and enlarged image of an object, then which mirror should we choose and where should we keep the object?

Discussion

8988.	Write the uses of electroplating??
Answer» Write the uses of electroplating??

Discussion

8989.	Intensity of sound is measured in a unit called___
Answer» Intensity of sound is measured in a unit called___

Discussion

8990.	What are the destructions caused by cyclones? [3 MARKS]
Answer» What are the destructions caused by cyclones? [3 MARKS]

Discussion

8991.	Find the sum of the digits of the number 100020-20 expressed in decimal notation
Answer» Find the sum of the digits of the number 1000²⁰-20 expressed in decimal notation

Discussion

8992.	Write the names of the main parts of the human eye.
Answer» Write the names of the main parts of the human eye.

Discussion

8993.	Why does a pendulum not produce sound when it osscilates?
Answer» Why does a pendulum not produce sound when it osscilates?

Discussion

8994.	What is the speed of light in space?
Answer» What is the speed of light in space?

Discussion

8995.	Which is the wrong statement out of the following?
Answer» Which is the wrong statement out of the following?

Discussion

8996.	Two iron balls are charged with a similar type of charge. The nature and the amount of the charge possessed by each ball are shown in the given figure. If the balls are kept in contact with each other, then what will be the possible distribution of charges between the balls?
Answer» Two iron balls are charged with a similar type of charge. The nature and the amount of the charge possessed by each ball are shown in the given figure. If the balls are kept in contact with each other, then what will be the possible distribution of charges between the balls?

8996.

Two iron balls are charged with a similar type of charge. The nature and the amount of the charge possessed by each ball are shown in the given figure. If the balls are kept in contact with each other, then what will be the possible distribution of charges between the balls?

Answer»

Two iron balls are charged with a similar type of charge. The nature and the amount of the charge possessed by each ball are shown in the given figure. If the balls are kept in contact with each other, then what will be the possible distribution of charges between the balls?

Discussion

8997.	Magnetic force is always a
Answer» Magnetic force is always a

Discussion

8998.	How is the heat energy supplied to a liquid during boiling at a fixed temperature, utilized?
Answer» How is the heat energy supplied to a liquid during boiling at a fixed temperature, utilized?

Discussion

8999.	Which of the following is/are the examples of a natural disaster?
Answer» Which of the following is/are the examples of a natural disaster?

Discussion

9000.	Which of the following are true regarding CO2? (A) Excess of CO2 acts as a pollutant. (B) Plants take in CO2 for photosynthesis. (C) Deforestation leads to decrease in the amount of CO2 in air. (D) Less quantity of CO2 causes rise in temperature.
Answer» Which of the following are true regarding CO₂? (A) Excess of CO₂ acts as a pollutant. (B) Plants take in CO₂ for photosynthesis. (C) Deforestation leads to decrease in the amount of CO₂ in air. (D) Less quantity of CO₂ causes rise in temperature.

9000.

Which of the following are true regarding CO2? (A) Excess of CO2 acts as a pollutant. (B) Plants take in CO2 for photosynthesis. (C) Deforestation leads to decrease in the amount of CO2 in air. (D) Less quantity of CO2 causes rise in temperature.

Answer»

Which of the following are true regarding CO₂?

(A) Excess of CO₂ acts as a pollutant.

(B) Plants take in CO₂ for photosynthesis.

(C) Deforestation leads to decrease in the amount of CO₂ in air.

(D) Less quantity of CO₂ causes rise in temperature.

Discussion

Explore topic-wise InterviewSolutions in .

What is the change in average Kinetic energy of molecules of a liquid during boiling at its boiling point?

The matter is made up of___.

What is the audible range of frequency for a human ?

Which type of reflection of light,regular reflection or diffuse reflection,leads to the formation of images?

Question 5 You spill a bucket of soapy water on a marble floor accidentally. Would it make it easier or more difficult for you to walk on the floor? Why?

In the spectrum of white light by a prism, the colour at the extreme end opposite to the base of prism is : (a) violet (b) yellow (c) red (d) blue.

Which of the following cannot transmit sound ? Water, Vacuum, Aluminium, Oxygen gas

Take a metallic can half filled with water and put it over the flame so that the water inside starts boiling. Now put the lid on the can and remove it from the flame. What happens to the can when we pour cold water on it?

Which of the following is a cleaner fuel?

When a toy of irregular shape is immersed in a measuring cylinder containing water of 20 ml, the water rises to 37 ml, then the volume of the toy is:

A body increases its temperature by____

How could we predict what charge will be on which object when rubbed? For example when fur with cat skin etc.

Question: a liquid disturbed by staring comes to rest after some time due to its property of: Compressibility Diffusion Viscosity

What happens if moon strikes the Earth?

A scientist was working on creating a model of the human eye. He created an alternative for every part of the eye. However, he placed a rigid lens in the place of the eye lens before packing the model into an eyeball. What would be the problem with this eyeball?

What is the advantage of using ball bearings in machines?

Difference between voltage and watt

Question 25 Explain with a diagram how you can locate pole star with the help of the constellation Great Bear (Ursa Major).

Question 10 (iii) State whether the following statement is ‘True’ or ‘False’ The planets do not emit light of their own.

What is electromagnet

How many stars make up the Big Dipper?

Which of of the given statements are correct regarding clouds during a thunderstorm? 1. Upper parts of the clouds are positively charged. 2. Cloud is electrically neutral (no charge) everywhere. 3. Upper parts of clouds are negatively charged. 4. Lower parts of clouds are negatively charged.

Choose the ray diagram, which shows the image formation of the below diagram.

Which of the following is not a characteristic of image formed by a plane mirror?

A block is kept at rest on ground. When a horizontal force is applied to the block, it doesn't move. The force which opposes this external force while the block is at rest is known as:

State one property of the material of a fuse wire.

Which of the following sounds are inaudible to humans?

Name the various types of forces.

Why are asbestos sheets used for laying the roofs of some houses?

A body of mass 4 kg is thrown upward from a height of 2 m with an initial speed of 12 ms−1. Its speed at height 3 m is .

The dimensions of a hall are 10× 7m× 5m. If the density of air is 1.11 kgm−3. Find the mass of air in the hall.

Among the four graphs in the given figure, there is only one graph for which average velocity over the time interval (0, T) can vanish for a suitably chosen T. Which one is it?

How does a big heav y balloon full of people manage to float in the air???

What is Power

A balloon inflates when air is pumped into it. Which of the following conclusions can be derived from this?

Question 14 Match the physical quantities given in column A to their SI units given in column B: (A)(B)(a)Pressure(i)cubic metre(b)Temperature(ii)Kilogram(c)Density(iii)pascal(d)Mass(iv)Kelvin(e)Volume(v)Kilogram per cubic metre

If we want to form a virtual, erect and enlarged image of an object, then which mirror should we choose and where should we keep the object?

Write the uses of electroplating??

Intensity of sound is measured in a unit called___

What are the destructions caused by cyclones? [3 MARKS]

Find the sum of the digits of the number 100020-20 expressed in decimal notation

Write the names of the main parts of the human eye.

Why does a pendulum not produce sound when it osscilates?

What is the speed of light in space?

Which is the wrong statement out of the following?

Two iron balls are charged with a similar type of charge. The nature and the amount of the charge possessed by each ball are shown in the given figure. If the balls are kept in contact with each other, then what will be the possible distribution of charges between the balls?

Magnetic force is always a

How is the heat energy supplied to a liquid during boiling at a fixed temperature, utilized?

Which of the following is/are the examples of a natural disaster?

Which of the following are true regarding CO2? (A) Excess of CO2 acts as a pollutant. (B) Plants take in CO2 for photosynthesis. (C) Deforestation leads to decrease in the amount of CO2 in air. (D) Less quantity of CO2 causes rise in temperature.