A body is projected up with a speed of 10m/s and the time taken by it is 20s to reach the maximum height H. the velocity it acquires and in the time is
a) 5m/s in 10s
b) 50m/s in 20s
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Answer:
the answer is (a)
Explanation:
g=10(approx)
so,10×10=100
t=20
100/20=5
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