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A planet has radius
PHYSICS · Single correct · CBSE · Physics · Gravitation · Gravitation
Problem
A planet has radius
R
R
R
. The escape speed from the surface of the planet is
v
v
v
. At what distance from the surface of the planet is the orbital speed
0.5
v
0.5v
0.5
v
? (A)
0.5
R
0.5R
0.5
R
(B)
R
R
R
(C)
2
R
2R
2
R
(D)
4
R
4R
4
R
Related theory
Escape Velocity
Gravitation
Satellites & Orbital Motion
Orbital velocity and period
Earth satellites
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