Teaching BPSC 4.0 बिहार उच्च माध्यमिक शिक्षक भर्ती (PGT) Mock Test Physics Gravitation Gravitational potential energy
The work done to raise a mass m from the surface of the earth to a height h, which is equal to the radius of the earth, is:
1
mgR
2
2 mgR
3
\(\frac{1}{2}\)mgR
4
More than one of the above
5
None of the above