" A person in a lift which ascends up with acceleration "10m/s^(2)" drops a stone from a height "10m" .Time of descent is "

A person in a lift which ascends up with acceleration 10m/s2 drops a stone from a height 10m. Time of descent is A) 1 sec B) 2 sec C) 1.5 sec D) 3 sec

A person in lift which ascents up with acceleration 10 ms^(-2) drops a stone from a height 10 m. The time of decent is [g=10ms^(-2)]

A person in lift which ascents up with acceleration 10 ms^(-2) drops a stone from a height 10 m. The time of decent is [g=10ms^(-2)]