The escape velocity of a projectile from the earth is approximately _ – McqOptions

MCQOPTIONS

1.	The escape velocity of a projectile from the earth is approximately ___________
A.	7km/sec
B.	11.2km.sec
C.	112km/sec
D.	1.1km/sec
Answer» C. 112km/sec

Discussion

No Comment Found

Related MCQs

A man is standing on an international space station which is orbiting earth at an altitude 520km with a constant speed 7.6km/s. If the man’s weight is 50kg, his acceleration is ___________
A point mass m is placed inside a spherical shell of radius R and mass M at a distance R/2 from the centre of the shell. The gravitational force exerted by the shell on the point mass is ___________
If radius of the earth is reduced, then ___________
If the orbital radius of the earth is made 4 times, then find the duration of the year if earlier it was T?
What is Black hole?
The escape velocity from the earth is 11.2km/sec. Another plant is having a mass 1000 times and radius 10 times that of the earth, then escape velocity at that planet will be ___________
The escape velocity of a body projected vertically upwards from the surface of the earth is 11km/sec. If the body is projected at an angle of 45° with the vertically, the escape velocity will be ___________
The escape velocity of a projectile from the earth is approximately ___________
The velocity with which a projectile must be fired so that it escapes the earth’s gravitational field doesn’t depend on ___________
If the earth loses its gravity, then for a body ___________