Q.

A person standing near the edge of the top of a building throws two balls A and B. the ball A is thrown vertically upward and B is thrown vertically downward with the same speed. The ball A hits the ground with a speed υA and the ball B hits the ground with a speed υB. We have (neglect air resistance)

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a

υA=υB

b

υA>υB

c

the relation between υA and υB depends on height of the building above the ground.

d

υA<υB

answer is C.

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