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Learn Physics MCQs [Page 1 of Department 22]

Mohini Yadav • 27.60K Points
Instructor II

1) A beam of light travelling at a velocity of V m/s is incident at an angle 45° on a glass. Slab of refractive index 1.5. What is the velocity of the beam of light inside the slab?

(A) V

(B) 2V / 3

(D) None of these

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Correct Answer - Option (B)

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Mohini Yadav • 27.60K Points
Instructor II

2) Angular separation between two colours of the spectrum depends upon

(A) Angle of deviation

(B) Angle of incidence

(D) All of these

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Correct Answer - Option (A)

No Explanation found. Add Explanation and get +2 points.

Mohini Yadav • 27.60K Points
Instructor II

3) Which of the following form (s) a virtual and erect image for all position of the object?

(A) Convex lens

(B) Concave lens

(D) Both (b) and (c)

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Correct Answer - Option (D)

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Mohini Yadav • 27.60K Points
Instructor II

4) Which one of the following is used to remove astigmatism for a human eye?

(A) Concave lens

(B) Convex lens

(D) Prismatic lens

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Correct Answer - Option (C)

No Explanation found. Add Explanation and get +2 points.

Mohini Yadav • 27.60K Points
Instructor II

5) Line spectrum contains information about

(A) The atoms of the prism

(B) The atoms of the source

(D) None of the above

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Correct Answer - Option (B)

No Explanation found. Add Explanation and get +2 points.

Mohini Yadav • 27.60K Points
Instructor II

6) A plane glass slab is placed over various coloured letters, The letter which appears least raised is

(A) Blue

(B) Violet

(D) Red

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Correct Answer - Option (D)

No Explanation found. Add Explanation and get +2 points.

Mohini Yadav • 27.60K Points
Instructor II

7) Diffusion of light in the atmosphere takes place due to

(A) Carbon dioxide

(B) Dust particles

(D) Water vapours

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Correct Answer - Option (B)

No Explanation found. Add Explanation and get +2 points.

Yogesh • 7.43K Points
Tutor III

8) Power from powerhouses is often transmitted as alternating current at 33000 volts or more. Why is power transmitted as such high voltage ?

(A) Transmission is faster at high voltages

(B) Transmission loss is lower at high voltages

(D) None of the above

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Correct Answer - Option (B)

No Explanation found. Add Explanation and get +2 points.

Yogesh • 7.43K Points
Tutor III

9) The frequency range of FM radio broadcast in India is

(A) 102 MHz -132 MHz

(B) 80 MHz -102 MHz

(D) 78 MHz -102 MHz

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Correct Answer - Option (C)

No Explanation found. Add Explanation and get +2 points.

Yogesh • 7.43K Points
Tutor III

10) Wheels of passenger vehicles are fitted with tyres and tubes which are filled with air. What is the main reason for not filling up the tubes with water ?

(A) Filling them with water will increase the weight

(B) If they are filled with water, the force of shocks on passengers, generated by uneven surface of the road, will increase very considerably

(D) It would not be convenient to fill up the tubes with water

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Correct Answer - Option (B)

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Physics MCQ Questions with answers

Learn Physics MCQs [Page 1 of Department 22]

1) A beam of light travelling at a velocity of V m/s is incident at an angle 45° on a glass. Slab of refractive index 1.5. What is the velocity of the beam of light inside the slab?

2) Angular separation between two colours of the spectrum depends upon

3) Which of the following form (s) a virtual and erect image for all position of the object?

4) Which one of the following is used to remove astigmatism for a human eye?

5) Line spectrum contains information about

6) A plane glass slab is placed over various coloured letters, The letter which appears least raised is

7) Diffusion of light in the atmosphere takes place due to

8) Power from powerhouses is often transmitted as alternating current at 33000 volts or more. Why is power transmitted as such high voltage ?

9) The frequency range of FM radio broadcast in India is

10) Wheels of passenger vehicles are fitted with tyres and tubes which are filled with air. What is the main reason for not filling up the tubes with water ?

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