Questions
The escape velocity from the centre of a uniform ring of mass M and radius R is
a
2GMR
b
GMR
c
GM2R
d
2GMR
detailed solution
Correct option is A
12mv2−GMmR=0⇒v=2GMRTalk to our academic expert!
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For a satellite escape velocity is 11 km/s. If the satellite is launched at an angle of 60° with the vertical, then escape velocity will be
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