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JEE PHYSICS MCQ: RAY OPTICS

1 Medium

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When the power of eye lens increases, the defect of vision is produced. The defect is known as

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Correct option: A

Shortsightedness

Option A (Shortsightedness) is correct because in shortsightedness, the focal length of the eye lens decreases, increasing its power.

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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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