Laws of MotionMedium
Question
A jet water, whose cross section is ′a′ strikes a wall making an angle ′θ′ with normal and elastically rebounds. The velocity of water of density ′d′ is v. Force exerted on wall is :-
Options
A.2 av2 d cos θ
B.2 av2 d sin θ
C.2 av d cos θ
D.av d cos θ
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