A pendulum having time period equla to two seconds is caled a seconds pendulum. Those used in pendulum clocks are of this type. Find the length of a seconds pendulum at a place where `g=pi^2ms^-2`.

Answer

`1m`

Explanation

`T = 2pisqrt((l)/(g)), 2 = 2pisqrt((l)/(g)) rArr l = 1m`