A stone is dropped from the edge of a cliff and reaches the ground after

PHYSICS · Single correct · CBSE · Physics · Gravitation · Gravitation

Problem

A stone is dropped from the edge of a cliff and reaches the ground after 3 s3\,\text{s}. Neglecting air resistance and taking g=9.8 m s−2g = 9.8\,\text{m s}^{-2}, find the height of the cliff. (a) 29.4 m29.4\,\text{m} (b) 44.1 m44.1\,\text{m} (c) 45 m45\,\text{m} (d) 88.2 m88.2\,\text{m}

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