A particle is projected with velocity 2sqrt(ag) so that it just clears two walls, of equal height a, at a distance 2a from each other . Show that the velocity of projection is 60^@ and that the latus rectum of the path is 2a.

A particle is projected with velocity 2sqrt(ag) so that it just clears

1.	A particle is projected with velocity 2sqrt(ag) so that it just clears two walls, of equal height a, at a distance 2a from each other . Show that the velocity of projection is 60^@ and that the latus rectum of the path is 2a.
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