A particle weighs 120 n on the surface of the earth.at what height above the earth's surface will its weigh be 30 n?
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m g = 120 N on Earth's surface.
120 N = GMm / R²
30 N = GMm /R1²
=> R1 = 2 R => At a height equal to the radius of Earth, the weight will be 30 N.
120 N = GMm / R²
30 N = GMm /R1²
=> R1 = 2 R => At a height equal to the radius of Earth, the weight will be 30 N.
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