The force exerted by jet of water on the fixed curved plate at one end tangentially when the plate is unsymmetric is
A. ρAv^2 (cosθ+cosϕ)
B. ρA (v-u)^2 sin^2.θ
C. 2.ρAv^2 cosθ
D. ρAv^2 (1+cosθ)
Answer:A
The force exerted by jet of water on the fixed curved plate at one end tangentially when the plate is unsymmetric is
A. ρAv^2 (cosθ+cosϕ) B. ρA (v-u)^2 sin^2.θ C. 2.ρAv^2 cosθ D. ρAv^2 (1+cosθ)