A body of mass 50 kg is suspended using a spring balance inside a lift at rest. If the lift starts falling freely, the reading of the spring balance is

Question

A body of mass 50 kg is suspended using a spring balance inside a lift at rest. If the lift starts falling freely, the reading of the spring balance is, 50 kg, = 50 kg, > 50 kg, = 0

MARKS App · Accepted Answer

Given, Mass of the body, m = 50 k g When lift is moving down, Scale reading = m g - a g If lift starts falling freely, then a = g Now, scale reading = m g - g g = 0

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