Question

4.
A planet revolves around the sun in an elliptical
orbit. Its speed
(1) Is same on all the points on orbit
(2) Is greatest when it is closest to the sun
(3) Is greatest when it is farthest from the sun
(4) Depends on mass of planet​

Answer 1

2) when closest to the Sun........

#sumedhian ❤❤

Answer 2

Explanation:

see accordin to formula v = RW [ W = d¢/dt]. { ¢ = theta w = omega]

w is the angle covered in a given period of time which is constant

v ~ r ( v directly proportional to r)

when the radius will increase the speed increase in an ellipse radius is max when away