Hydraulics And Fluid Mechanics In Me - Study Mode
[#66] The ratio of absolute viscosity to mass density is known as
Correct Answer
(C) Kinematic viscosity
[#67] The velocity at which the flow changes from laminar flow to turbulent flow is called
Correct Answer
(A) Critical velocity
[#68] Coefficient of discharge C d is equal to (where C c = Coefficient of contraction, C v = Coefficient of velocity and C r = Coefficient of resistance)
Correct Answer
(A) $${{ ext{C}}_{ ext{c}}} imes {{ ext{C}}_{ ext{v}}}$$
[#69] An average value of coefficient of velocity is
Correct Answer
(D) 0.97
[#70] A flow through an expanding tube at constant rate is called
Correct Answer
(B) Steady non-uniform flow