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Light Class 10 MCQ Online Test

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Light Class 10 MCQ Online Test. We covered all the Light Class 10 MCQ Online Test in this post for free so that you can prepare for the exam completely free.

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MCQ on Light for School Students

The theory of light which explained all the phenomena of light, is

1. Huygen’s theory

2. Newton’s theory

3. Modified Huygen’s theory

4. Maxwell’s theory

Option 3 – Modified Huygen’s theory

Spherical wavefronts are produced by

1. Point source of light

2. Linear source of light

3. Source at a large distance

4. None of these

Option 1 – Point source of light

The basis of Huygen’s theory of light is

Which State of India experiences the maximum annual variation of rainfall?

(A) Meghalaya

(B) Kerala

(C) Rajasthan

(D) West Bengal

Show Answer

1. Modern quantum theory

2. Principle of construction of wavefront

3. Mexwell’s theory

4. None of these

Option 2 – Principle of construction of wavefront

The following about which Huygens’ did not have any idea is

1. Wavelength

2. Transverse nature of light

3. Longitudinal nature of light

4.1 and 2

Option 4 – 1 and 2

The theory which was modified by Thomas young and Fresnel, is

Pakyong Airport is located in?

(A) Sikkim

(B) Jammu and Kashmir

(C) Arunachal Pradesh

(D) Mizoram

Show Answer

1. Newton’s corpuscular theory

2. Maxwell’s electromagnetic theory

3. Huygen’s wave theory

4. Quantum theory

Option 3 – Huygen’s wave theory

The phenomena of light such as interference, diffraction and polarisation could be successfully explained with the introduction of the following concepts to the Huygen’s theory by thomas young and Fresnel

1. Wavelength

2. Transverse nature of light

3. Velocity of light

4. (1) and (2)

Option 4 – (1) and (2)

The scientists who modified the wave theory of light, are

1. Thomas young

2. Fresnel

3. Maxwell

4. (1) and (2)

Option 4 – (1) and (2)

The basis of Newton’s corpuscular theory of light, is

1. Maxwell’s electromagnetic theory of light

2. De-Broglie’s theory

3. Quantum theory of radiation

4. Schrodinger’s theory

Option 3 – Quantum theory of radiation

An imaginary line drawn normally to wave fronts represents

1. Spherical wavefront

2. Plane wavefront

3. Cylindrical wavefornt

4. Path of light ray

Option 4 – Path of light ray

Every point of a wavefront behaves as a source of small secondary wavelets. The tangential surface drawn to these secondary wavelets, is

1. Path of a light ray

2. New wavefront

3. Both of these

4. None of these

Option 2 – New wavefront

The crest of water wave in a ripple tank acts as

1. Concave mirror

2. Convex lens

3. Convex mirror

4. Concave lens

Option 2 – Convex lens

The trough of water wave in a ripple tank acts as

1. Convex lens

2. Convex mirror

3. Concave mirror

4. Concave lens

Option 4 – Concave lens

The crests of water waves in a ripple tank produces

1. Dark bands

2. Bright bands

3. Coloured bands

4. None of these

Option 2 – Bright bands

The troughs of water waves in a ripple tank produces

1. Coloured bands

2. Dark bands

3. Bright bands

4. None of these

Option 2 – Dark bands

The light incident on the water waves in a ripple tank is diverged by

1. Crests

2. Troughs

3. Crests and Troughs

4. None of these

Option 2 – Troughs

The light incident on the water waves in a ripple tank is converged by

1. Troughs

2. Crests

3. Compressions

4. Rarefactions

Option 2 – Crests

The scientist according to whom the velocity of light is more in denser medium, is

1. Maxwell

2. Newton

3. Huygen’s

4. Planck

Option 2 – Newton

The scientist according to whom the velocity of light is more in rarer medium is

1. Newton

2. Huygen’s

3. Planck

4. Maxwell

Option 2 – Huygen’s

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