A metal ball is dropped from rest from a balcony above the ground

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

Problem

A metal ball is dropped from rest from a balcony

20.0\,\text{m}

above the ground. The measured time of fall is

2.02\,\text{s}

. Calculate the value of

g

obtained from these data. (a)

9.9\,\text{m}\,\text{s}^{-2}

(b)

10.0\,\text{m}\,\text{s}^{-2}

(c)

9.8\,\text{m}\,\text{s}^{-2}

(d)

9.2\,\text{m}\,\text{s}^{-2}

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