Questions
An artificial satellite moving in a circular orbit around the earth has a total (kinetic + potential) energy E0 . Its potential energy is
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Correct option is C
Potential energy = 2 × (Total energy) = 2E0Because we know = U=−GMmr and E0=−GMm2r.Similar Questions
The masses, each of mass m are kept on the vertices of an equilateral triangle of side a. Find the work needed to be done to change the length of the triangle twice of its original value.
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