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Wave Nature Of Light: Huygens Principle
Question
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State any one postulate of Huygen’s wave theory.

Answer

Huygen's wave theory states that every particle of the medium situated on the wavefront acts as a new wave source from which the fresh wave originates. These waves are called secondary wavelets.

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Some More Questions From Wave Nature Of Light: Huygens Principle Chapter

State two basic differences between primary and secondary rainbows.

State Huygen’s principle in the wave theory of light. Using the principle, prove the laws of reflection of light. 

What type of wave front is produced by: 

(i) Point source of light (ii) Line source of light