When a ball A is thrown in vertically upward direction with velocity vâ, exactly at the same time another ball B is allowed to fall freely, from height h. The velocity of A with respect of A with respect to B at time t is ............ .
(A) vâ
(B) vâ - 2gt
(C) vâ - gt
(D) â(vâ² - 2gh)
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â(vâ² - 2gh) is right because when A is fall then B is fall from a height h
then u only need to make equation and put in laws
V square minus u square is equal to 2as
S is equal to UT plus half a t square
V is equal to u plus at
then u only need to make equation and put in laws
V square minus u square is equal to 2as
S is equal to UT plus half a t square
V is equal to u plus at
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