Question

If an object is moving with constant
speed V towards a convex lens from
infinity, then the speed of image (V)
is​

Answer 1

Explanation:

For the convex mirror, as the object moves towards the pole from infinity, the image move from focus to pole.

For the same time interval, distance covered by image is always less than that covered by object.

Therefore speed of image is always <object speed (v)

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