Gravitational force and laws

Question

Earth is revolving around the sun if the distance of the Earth from the Sun is reduced to 1/4^{th} of the present distance then the present day length reduced by

Moderate

Solution

$\frac{{\mathrm{T}}_{2}}{{\mathrm{T}}_{1}}={\left(\frac{{\mathrm{r}}_{2}}{{\mathrm{r}}_{1}}\right)}^{3/2}={\left(\frac{1}{4}\right)}^{3/2}=\frac{1}{8}$

Get Instant Solutions

When in doubt download our app. Now available Google Play Store- Doubts App

Download Now