Question

In the given figure the distance PQ is constant. SQ is a
vertical line passing through point R. A particle is kept at R
and the plane PR is such that angle ϴ can be varied such
that R lies on line SQ. The time taken by particle to come
down varies, as the ϴ increases
(a) decreases continuously
(b) increases
(c) increases then decreases
(d) decreases then increases

Answer 1

Answer:

increases then decreases.