A pendulum makes complete oscillations in exactly at a place where

PHYSICS · Single correct · AP · Physics C: Mechanics · Oscillations · Oscillations

Problem

A pendulum makes

40

complete oscillations in exactly

60\,\text{s}

at a place where

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

. Calculate the length of the pendulum. (a)

1.12\,\text{m}

(b)

0.14\,\text{m}

(c)

0.56\,\text{m}

(d)

2.25\,\text{m}