Physics-
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Question

A spring balance is attached to the ceiling of a lift. A man hangs his bag on the spring and the spring reads 49 N, when the lift is stationary. If the lift moves downward with an acceleration of 5 space m s to the power of negative 2 end exponent , the reading of the spring balance will be-

  1. 24 N
  2. 74N
  3. 15N
  4. 49N

The correct answers are: 24 N, 74N

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