A spring balance is attched to the ceiling of lift.A man hangs his bag on the string and the balance reads 49 N,when the lift is stationary.If the lift moves downwards with an acceleration of 5 ms⁻².The reading of the spring balance would be

Options

(a) 24 N
(b) 74 N
(c) 15 N
(d) 49 N

Correct Answer:

24 N

Explanation:

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