Lag1989 problem number 5.21

Lag1989 problem number 5.21

At what distance r from the center of the moon is the point at which the intensity of the resultant field of the earth and the moon is zero? Consider that the mass of the Earth is 81 times the mass of the Moon, and the distance between the centers of the Moon and the Earth is 60 times greater than the radius of the Earth. Earth radius R = 6.37 * 10⁶ m

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