The ratio of the weight of a man in a stationary lift and when it is moving downward with uniform acceleration ′a′ is 3:2. The value of ′a′ is (g-Acceleration due to gravity on the earth).
A
3g2
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B
g3
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C
2g3
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D
g
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Solution
The correct option is Bg3
Given,
W0W=32
Weight of the man when a lift is at stationary,
W0=mg
The weight of the man when a lift is moving downward with uniform acceleration a is,