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Give the expression for the K.E of an or...

Give the expression for the K.E of an orbiting satellite.

Text Solution

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KE=`1/2mv_(0)^(2)`
where `v_(0)=sqrt(gR)` for a close orbit `v_(0)=sqrt(g'r) and r = R+h,g'=g(1+(h)/(R))^(-2)` for a distant orbit.
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