# Physics GK Questions SET-5

Here you will find GK MCQ Questions for physics GK questions with Answers PDF Free Download based on the important concepts and topics given in the textbook as per new exam pattern. This may assist you to understand and check your knowledge about the physics GK questions. Students also can take a free test of the Multiple Choice Questions of physics GK questions. Each question has four options followed by the right answer.

## Q1.The angular momentum of a satellite depends on which of the following?

[A] Mass of the satellite
[B] Mass of the planet
[C] Radius of orbit of satellite
[D] All of the above

Correct Answer: D [All of the above]

## Q2.What are those oscillations whose amplitude goes on decreasing with time are known as?

[A] Damped oscillation
[B] Maintained oscillation
[C] Free oscillation
[D] Forced oscillation

[A] 0°
[B] 32°
[C] 100°
[D] 212°

## Q4.Which of the following is true about metals?

[A] They are good conductors of electricity
[B] They have low resistivity
[C] Both a and b
[D] None of the above

Correct Answer: C [Both a and b ]

## Q5.Which of the following is correct?

[A] 1 rutherford (Rd) = 103 decays/second
[B] 1 rutherford (Rd) = 104 decays/second
[C] 1 rutherford (Rd) = 105 decays/second
[D] 1 rutherford (Rd) = 106 decays/second

Correct Answer: D [1 rutherford (Rd) = 106 decays/second]

## Q6.Which of the following relations between Kinetic energy and Potential energy is true about solids?

[A] Kinetic energy = Potential energy
[B] Kinetic energy > Potential energy
[C] Kinetic energy >> Potential energy
[D] Kinetic energy < Potential energy

Correct Answer: D [Kinetic energy < Potential energy]

[A] k
[B] k/n
[C] nk
[D] kn

## Q8.Which of the following represents Boyle’s law?

[A] Pressure = Volume when temperature is constant
[B] Pressure x Volume = constant when temperature is constant
[C] Pressure =2 x Volume when temperature is constant
[D] None of the above

Correct Answer: B [Pressure x Volume = constant when temperature is constant]

## Q9.How many electrons constitutes a 1 coulomb charge?

[A] 3 × 1016
[B] 6 × 1018
[C] 9 × 1021
[D] 1

Correct Answer: B [6 × 1018 ]

## Q10.What is meant by Atomic number of an atom?

[A] total number of protons
[B] total number of electrons in an uncharged atom
[C] Both a and b
[D] None

Correct Answer: C [Both a and b]

[A] Plasticity
[B] Ductility
[C] Elasticity
[D] Malleability

## Q12.Which of these means opposite phase of particles?

[A] phase difference between the particle is an odd multiple of π
[B] if the path difference is an odd multiple of (λ / 2)
[C] if the time interval is an odd multiple of T/2
[D] All of the above

Correct Answer: D [All of the above]

## Q13.Which of the following represents Charles’ law?

[A] Volume x Temperature = constant when Pressure is constant
[B] Volume/Temperature = constant when Pressure is constant
[C] Temperature = Volume when Pressure is constant
[D] None of the above

Correct Answer: B [Volume/Temperature = constant when Pressure is constant]

## Q14.What do we call the resistance offered by the electrolyte and electrodes when the current flows?

[A] External resistance
[B] Internal resistance
[C] Electrolytic power
[D] Electrode Potential

[A] Indium
[B] Boron