A spring balance is attached to the ceil...

A spring balance is attached to the ceiling of a stationary lift. A man suspends a block from the hook of the spring balance and the balance reads 98 N. What will be the reading of the spring balance, if the lift starts moving downward with an acceleration of `2ms^(-2)`?

A

24 N

B

74 N

C

15 N

D

49 N

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