A ball falls freely from a height of 45 m. When the ball is at a
height of 25 mit explodes into two equal pieces. One of them
moves horizontally with a speed of 10 ms. The distance
between the two pieces on the ground is
(a) 20 m (b) 30 m (c) 40 m (d) 60 m
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Answer:
the answer is 20
thanks
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