Questions
A satellite moves around the earth in a circular orbit of radius r with speed v. If the mass of the satellite is M, its total energy is
a
−12Mv2
b
12Mv2
c
32Mv2
d
Mv2
detailed solution
Correct option is A
Total energy = – (kinetic energy) = −12Mv2Talk to our academic expert!
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Two satellite A and B, ratio of masses 3 : 1 are in circular orbits of radii r and 4r. Then ratio of total mechanical energy of A to B is
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