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Q)

A lift is moving down with acceleration $a$. A man in the lift drops a ball inside the lift. The acceleration of the ball as observed by the man in the lift and a man standing stationary on the ground are respectively :


( A ) $a, g$
( B ) $g, g$
( C ) $g, -a, g, -a$
( D ) $g, -a, g$

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