An artificial satellite of mass M & radius R is revolving in a circular orbit of radius r. g is acceleration due to gravity. Time period of revolution is (K is a dimensionless unit)
A
T=KR√r3g2
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B
T=KR√r3g
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C
T=KR2√r3g
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D
T=KR3√r4g2
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Solution
The correct option is BT=KR√r3g Dimension must be same on both the sides.