A planet is revolving around the sun in elliptical orbit

Last updated: 6/10/2023

A planet is revolving around the sun in elliptical orbit with a semi major axis of 4 x 108 km Find the speed of the planet in km sec when it is at a distance of 2 x 108 km from the sun Given that Nm mass of sun is 2 x 1030 kg and universal gravitational constant is 6 67 x 10 11