Free falling Stone

Problem by zainul abidin
30 Nov 1999 00:00 WIB1 answer
A stone is released from the top of a building. On its way down it passes point A with speed $$v$$, and point B, 1.5 m lower than A, with speed $$2v$$. Calculate (a) the speed $$v$$ and (b) the height where the stone released above point A.