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A spring balance is attached to the ceil...

A spring balance is attached to the ceiling of a lift. A man hangs his bag on the spring and the spring reads 49N, when the lift is stationary. If the lift moves downward with an acceleration of `5m//2^2`, the reading of the spring balance will be

A

49 N

B

24 N

C

74 N

D

15 N

Text Solution

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The correct Answer is:
B
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