Physics, asked by apreet2323, 6 months ago

b) A convex lens is placed in water. Its focal length will

Answers

Answered by sonam12433

1

Explanation:

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 willincrease when held in water. An object 5.0 cm in lengthis placed at a distance of 20 cm in front of a convexmirror of radius of curvature 30 cm.

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