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Fundamental Quantities

Determine the...

Question

Determine the escape velocity of a body form the moon .take the moon to be a uniform sphere of radius 1.7410^6 m an mass 7.3610^22 kg.

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Solution

Given, M = 7.36 X 10²² kg
R = 1.74 X 10⁶ m
G = 6.67 X 10^-11 Nm²kg^-2
Escape velocity can be calculated from the formula, v_e = $\sqrt{\frac{2 G M}{R}}$
put values of G, M and R in the above formula to get your answer.

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