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A ball is thrown vertically upwards with a velocity u from the baloo descending with velocity V. The ball will pass by the ball after time,a) u - V/2gb) u+V/2gc) 2(u-V)/gd) 2(u+V)/g

Anshu Sharma , 12 Years ago
Grade 11
anser 1 Answers
raj mishra

Last Activity: 12 Years ago

ans d= 2(u+V)/g;

Vball wrt balloo = u+V

Srelative= (u+V)t - 1/2gtsquare=0

therefore t= opt d

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