A stone is released from rest above the ground

PHYSICS · Single correct · CBSE · Physics · Work and Energy · Work and Energy

Problem

A 1.5 kg1.5\,\text{kg} stone is released from rest 5.0 m5.0\,\text{m} above the ground. Ignore air resistance. What is the speed of the stone when it is 2.0 m2.0\,\text{m} above the ground? (a) 5.4 m/s5.4\,\text{m/s} (b) 9.9 m/s9.9\,\text{m/s} (c) 7.7 m/s7.7\,\text{m/s} (d) 6.3 m/s6.3\,\text{m/s}

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