A big lump of meat of mass 5kg is hung from a spring balance in...
A big lump of meat of mass 5kg is hung from a spring balance in...
A big lump of meat of mass 5kg is hung from a spring balance in an elevator, find the reading of the balance if (1) the elevator is moving with a steady speed. (2) the elevator is moving upwards with acceleration of 0.2m/s² (g=10m/s²)?
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