Questions
Planet A has mass M and radius R. Planet B has half the mass and half the radius of planet A. If the escape velocities from the planets A and B are respectively , then . The value of is
detailed solution
Correct option is D
Escape Velocity =Ve=2GMR ⇒VAVB=MAMB×RBRA⇒VAVB=MM2×R2R ⇒VAVB=1−−−1⇒VAVB=n4Given −−−−2 ⇒from 1 and 2 we get ⇒n=4Talk 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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