General Physics Questions And Answers, Set 50

 

General Physics Questions And Answers

Q1. 

If some heat is provided to a system and work is done on it, it is possible that internal energy will decrease. True or False?

Ans.

False

Q2. 

Which of the following types of kinetic energies contribute to internal energy?

Ans.

Translational, Vibrational & Rotational

Q3. 

Zeroth law of thermodynamics can be derived. It is not based on observation. True or False?

Ans.

False

Q4. 

Zeroth law of thermodynamics helped in the creation of which scale?

Ans. 

Temperature

Q5. 

Two bodies in thermal equilibrium can have different pressures. True or False?

Ans.

True

Q6. 

What will happen to the time period of a simple pendulum if temperature of the surroundings is significantly increased?

Ans. 

Increase

Q7. 

What is the time period of kinetic energy of a particle in SHM, if the time period of SHM is 4s?

Ans.

2s

Q8. 

If the total energy of a particle in SHM is 200J, the value of kinetic energy at an instant can be 220J. True or False?

Ans.

True

Q9. 

Select the correct statement regarding the force on a particle in SHM.

Ans. 

It is linearly proportional to position

Q10. 

A particle is executing SHM and currently going towards the amplitude. If it is at A/2, what is the relation between the direction of velocity and acceleration?

Ans.

Velocity is towards amplitude & acceleration is towards mean position

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