# PHYSICS

ball is dropped downwards. After 1 sec another ball is dropped from the same point . What is distance between them after 3sec A 25m B 20m C 50m D 9.8m

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2. 👎 0
3. 👁 255
1. h1=1/2 g t^2
h2=1/2 g (t-1)^2

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