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)

by Sunday | Aug 29 | Physics WAEC | 0 comments

A. 2GR
B. 2G/R
C. 2GR²
D. 2GM/R

Correct Answer:

Option D – 2GM/R

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