A rocket is fired from the earth's surface to a distant planet. By Newton's law...
PHYSICS
JAMB 2012
A rocket is fired from the earth's surface to a distant planet. By Newton's law of universal gravitation, the force F will
- A. increase as r reduces
- B. increase as G varies
- C. remains constant
- D. increases as r increases
Correct Answer: A. increase as r reduces
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