A simple pendulum is long

PHYSICS · Single correct · CBSE · Physics · Oscillations · Oscillations

Problem

A simple pendulum is

1.00\,\text{m}

long. Forty complete oscillations take

80.4\,\text{s}

. The value of

g

at the place of experiment is closest to (a)

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

(b)

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

(c)

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

(d)

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