Since the gravitational potencial energy of an object is directly proportional to its height above the zero position,a doubling of the height will result in a doubling of the gravitational potential energy. A tripling of the height will result in a tripling of the gravitational potential energy.
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Answer:
Since the gravitational potencial energy of an object is directly proportional to its height above the zero position,a doubling of the height will result in a doubling of the gravitational potential energy. A tripling of the height will result in a tripling of the gravitational potential energy.