# Impact of Jet and Hydraulic Turbines (Fluid Mechanics and Hydraulics Machines)

MCQ No. 1

#### The force exerted (in newton) by a jet of water impinging normally on a fixed plate is

(A) $\frac{\rho aV}{2}$
(B) $\rho aV$
(C) $\frac{\rho a{V}^{2}}{2}$
(D) $\rho a{V}^{2}$

(D)