JEE PHYSICS MCQ: RAY OPTICS

1 Medium

1 of 1

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A medium is said to be dispersive, if

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Correct option: A

Light of different wavelengths propagate at different speeds

Option A (Light of different wavelengths propagate at different speeds) is correct because dispersion occurs when the speed of light in a medium depends on its wavelength.

More Questions from RAY OPTICS

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In refraction, light waves are bent on passing from one medium to the second medium, because, in the second medium A double convex lens is made of glass which has its refractive index 1,45 for violet rays and 1.50 for red rays. If the focal length for violet ray is

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