The acceleration due to gravity on the planet A is 9 times the acceleration due to gravity on planet B. A man jumps to a height of 2m, on the surface of A. What is the height of jump by the same person on the planet B?
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a
18m
b
6m
c
2/3m
d
2/9m
answer is A.
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Detailed Solution
Hmax=u22g ⇒Hmax∝1gOn planet B value of g is 1/9 times to that of A. So value of Hmax will become 9 times, i.e., 2 x 9 = 18metre