Fluid Mechanics The most economical flow control valve for use with large diameter pipes is a Needle valve Butterfly valve None of these Globe valve Needle valve Butterfly valve None of these Globe valve ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Reynolds number for water flow through a tube of I.D. 5 cm is 1500. If a liquid of 5 centipoise viscosity and 0.8 specific gravity flows in the same pipe at the same velocity, then the pressure drop will Increase Remain same Decrease Data insufficient to predict pressure drop Increase Remain same Decrease Data insufficient to predict pressure drop ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics While starting an axial flow pump, its delivery valve should be kept Either open or closed None of these Closed Open Either open or closed None of these Closed Open ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics For an unstable equilibrium of a floating body (where, M = metacentre.) M is below G M is above G M & G coincide None of these M is below G M is above G M & G coincide None of these ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Laminar flow is characterised by the nonexistence of Eddies Deviating velocities Pressure fluctuation All of these Eddies Deviating velocities Pressure fluctuation All of these ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics As per Newton's law of viscosity, the shear stress for a given rate of angular deformation of fluid is proportional to(where, μ = fluid viscosity) 1/μ² 1/μ μ² μ 1/μ² 1/μ μ² μ ANSWER DOWNLOAD EXAMIANS APP