Question

A ball is projected from a building horizontally with velocity of 20m/s , a car in front of building at distance

400m moves uniformly to catch the ball as given below find the speed of car such that can catch the ba​

Answer 1

From the top of a building 80mhigh, a ball is thrown horizontally which hits the ground at a distance. The line joining the top of the building to the point where it hits the ground makes an angle of 45o with the ground. Initial velocity of projection of the ball is (g=10m/s2)

A .

10m/s

B .

15m/s

C .

20m/s

D .

30m/s

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Answer 2

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