Question

A satellite of mass 200 kg revolving in a circular orbit of radius 2 R around the earth has kinetic energy E. Then its angular momentum will be​

Answer 1

Answer:

K.E.=  

2r

GM  

e ​   m

​=  

2×(6670×10  

3

)

(6.67×10  

−11

)(6.0×10  

24

)(200)

​  

=6.0×10  

9

joule.

Gravitation potential energy,

U=  

r

GM  

e

​  

m

​  

=−12.0×10  

9

 joule

∴ Total energy, T=U+K=−6.6×10  

9

 joule.

Explanation:

hope it helps might be harder but yea