A satellite is seen after each 8h over the equator at a place on the earth when its sense of rotation is opposite to the earth. The time interval after which it can be seen at the same place when the sense of rotation of the earth and the satellite is the same will be
8h
24h
12h
6h
A
8h
B
24h
C
12h
D
6h
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Solution
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The time period is given by, T=2πω Angular Velocity is given by, ω=2πT and then find relative angular velocity Given 8=2πω1+ω2=2π2πT1+2πT2
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