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Grade: 12th pass
        if the mass of the earth is twice as much as at present then the time period of moon revolving at the same distance at present will be...
one year ago

Answers : (1)

Rama sai rohan
32 Points
							As the moon is revolving arround  earth So centripetal force =gravitational force "M"is mass of eart "m" is mass of moonR is the distance between them(mv^2)/R=GMm/R^2GM/R=V^2 here V=2πR/TGM/R =4π^2R^2/T^2  T^2=(4π^2R^3)/(GM)T is proportional to 1/√MAs" M" is doubled time will be 1/√2 times of initial
						
one year ago
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