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The distance travelled by a falling body...

The distance travelled by a falling body in the last second of its motion, to that in the last but one second is 7: 5, the velocity with which body strikes the ground is

A

19.6 m/s

B

39.2 m/s

C

29.4 m/s

D

49 m/s

Text Solution

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The correct Answer is:
B
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