1.

If a body is projected with speed less than escape velocity, then (a) the body can reach a certain height and may fall down following straight line path (b) the body can reach a certain height and may fall down following a parabolic path (c) the body may orbit the earth in a circular path (d) the body may orbit the earth in an elliptical path.

Answer»

only a & B are true
only b & C are true
only a,b & d are true
all a,b,c & d are true

Answer :D


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