An object approaches a convergent lens from the left of the lens with a uniform speed `5 m//s` and stops at the focus. The image.

Options

A. moves away from the lens with an uniform speed 5 m/s
B. moves away from the lens with an uniform acceleration
C. moves away from the lens with a non-uniform acceleration
D. moves towards the lens with a non-uniform acceleration

Answer

C

Explanation

(c ) When an object approaches a convergent lens from the left of the lens with a uniform speed of 5/ms, then the image is move away from the lens with a non-uniform acceleration.