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Two balls are thrown simultaneously, A v...

Two balls are thrown simultaneously, A vertically upwards with a speed of 20 m/s from the ground, and B vertically downwards from a height of 40 m with the same speed along the same line of motion. At what point do the two balls collide? Take `g = 9.8 m//s^(2)`.

A

15 m above the ground

B

15 m below the top of the tower

C

20 m abovethe ground

D

20 m below the top of the tower

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The correct Answer is:
A
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