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Question

Splitting of light into its constituents colours is known as


  1. Dispersion

  2. Reflection

  3. Refraction

  4. Diffraction.

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Solution

The correct option is A

Dispersion


Explanation for correct option:

A: Dispersion

Dispersion is defined as the phenomenon of splitting visible white light into its components.

Explanation for incorrect option(s):

B: Reflection

When a ray of light fall on an object, light from that object bounces back those rays of light to our eyes, and this is known as reflection.

C: Refraction

Refraction is defined as the change in direction of the light waves when passing from one medium to another medium.

D: Diffraction

Diffraction of light is defined as the bending of light around corners such that it spreads out and illuminates the area where a shadow is expected.

Hence, option A is correct


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