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A spaceship is launched into a circular orbit close to earth’s surface. The additional velocity that should be imparted to the spaceship in the orbit to overcome the gravitational pull is (Radius of earth = 6400 km and )

a)

b)

c)

d)


Question ID - 54951 | Toppr Answer

A spaceship is launched into a circular orbit close to earth’s surface. The additional velocity that should be imparted to the spaceship in the orbit to overcome the gravitational pull is (Radius of earth = 6400 km and )

a)

b)

c)

d)

1 Answer - 5876 Votes

3537

Answer Key : (c) -

(c)

For orbiting the earth close to its surface

For escaping from close to the surface of earth,

 the additional velocity to be imparted to the orbiting satellite for escaping is

11.2



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