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Physics
General
Easy
Question
Let g be the acceleration due to gravity at earth's surface and k be the rotational K.E of earth suppose the earth's radius decreases by 2% keeping alt other quantities same then
g decreases by 2% and K decreases by 4%
g decreases by 4% and k increases by 2%
g increases by 4% and K increases by 4%
g decreases by 4% and K increases by 4%
The correct answer is: g increases by 4% and K increases by 4%