A body of mass m is placed on earth's surface which is taken from earth surface to a height of h=3 R, then change in gravitational potential energy is (2003)
- A\(\frac{m\) g R}{4}
- B\(\frac{2}{3}\) m g R
- C\(\frac{3}{4}\) m g R
- D\(\frac{m\) g R}{2}
✓ Correct answer: C
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