Select the correct choice (s) :

1.	Select the correct choice (s) :
Answer» The gravitational FIELD inside a spherical cavity, within a sperical planet must be non zero and uniform. When a BODY is projected horizontally at an appreciable large height above the earth, with a velocity less than for a circular orbit, it will fall to the earth along a parabolic path. A body of zero total mechanical energy PLACED in a gravitational field if it is travelling away from SOURCE of field will escape the field Earth's state must be in EQUATORIAL plane. Answer :C

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