MHT CET Physics question

For a ray of light, which of the following statements holds true?

(A)A ray is defined as the path of energy propagation.
(B)The wavelength for a ray of light in geometrical optics is assumed to be negligible, standing to zero.
(C)A ray of light travels in a straight line.
(D)All of the aboveCorrect

Answer: (D)

Solution

A ray is the path of energy propagation, geometrical optics assumes the wavelength to be negligible (tending to zero), and in a

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Question ID VK-077289