orbital velocity of earth's satellite near the surface is 7 km/s when the radius of the orbit is 4 - Science - Gravitation

Question

orbital velocity of earth's satellite near the surface is 7 km/s
when the radius of the orbit is 4 times than that of earth's
radius, then orbital velocity in that orbit is

Shriya · Answer

I hope you will understand this solution
<img src=
"https://s3mn%20mnimgs%20com/img/shared/content_ck_images/ck_59d6519010c8c%20jpeg">

orbital velocity of earth's satellite near the surface is 7 km/s. when the radius of the orbit is 4 times than that of earth's radius, then orbital velocity in that orbit is