What is the escape velocity of a body on the surface of the earth of...
PHYSICS
WAEC 1995
What is the escape velocity of a body on the surface of the earth of radius R if the gravitational constant is G and the mass of the earth is M? (Neglect energy losses to the surroundings)
- A. 2GR
- B. 2G/R
- C. 2GR2
- D. 2GM/R
Correct Answer: D. 2GM/R
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