Physics

Problem

At a location where

g = 9.80\,\text{m}\,\text{s}^{-2}

, what should be the length of a simple pendulum so that its time period is

1.50\,\text{s}

? a)

39\,\text{cm}

56\,\text{cm}

28\,\text{cm}

1.1\,\text{m}