Question

Match $List-I$ (Event) with $List-II$ (Order of the time interval for happening of the event) and select the correct option from the options given below the lists.

Answer 1

Rotation period of earth is approximately $24$ hr

Revolution period of earth is $365$ days

$\left(T\right)$ Period of light wave is time taken to complete one cycle

$\left(T\right)=speed=3\times {10}^{8}m/s$

An order of ${10}^{-15}s$

Similarly period of sound who is the order of ${10}^{-3}$