a body of mass 15 kg is hung by spring balance what would be the reading of the balance
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A body of mass 15 kg is hung by a spring balance in a lift. What would be the reading of the balance when (the lift is ascending with an acceleration of 2 ms 2 (ii) descending with the same acceleration (iii) descending with a constant velocity of 2 ms? Take g = 10 ms.
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