Physics, asked by laveenavlaps9b, 5 hours ago

Assertion: When a convex lens is held in water, its focal length increases.
Reason: Refractive index of water is less than refractive index of air.

Answers

Answered by kamlamenaria6

Answer:

Refractive index of glass with respect to water is less than the refractive index of glass with respect to air. Therefore, the focal length of the convex lens will increase when held in water.

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Assertion: When a convex lens is held in water, its focal length increases. Reason: Refractive index of water is less than refractive index of air.​

Answers

Assertion: When a convex lens is held in water, its focal length increases.
Reason: Refractive index of water is less than refractive index of air.