if the radius of the earth were increased by a facyor 2 keeping the mass constant, by what factor would its density have to be changed to keep g the same........please give solution anyone......
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If the radius of the Earth were increased by a factor of 2 and its mass remained the same, then the acceleration due to gravity on the Earth would be: g′=(2r)2GM=4r2GM=4g.
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Answer:
If the radius of the Earth were increased by a factor of 2 and its mass remained the same, then the acceleration due to gravity on the Earth would be: g′=(2r)2GM=4r2GM=4g.
Explanation:
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