If the radius and acceleration due to gravity both are doubled, esca – McqOptions

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1.	If the radius and acceleration due to gravity both are doubled, escape velocity of earth will become [RPMT 2002]
A.	11.2 km/s
B.	22.4 km/s
C.	5.6 km/s
D.	44.8 km/s
Answer» C. 5.6 km/s

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