Fluid Mechanics The equivalent diameter for flow through a rectangular duct of width B and height H is HB/(H + B) HB/2(H + B) 4HB/(H + B) 2HB/(H + B) HB/(H + B) HB/2(H + B) 4HB/(H + B) 2HB/(H + B) ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics The length of the tube necessary for the boundary layer to reach the centre of the tube and for fully developed flow to be established is called the __________ length. Equivalent Prandtl mixing Transition None of these Equivalent Prandtl mixing Transition None of these ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics In power law, ζ = A (du/dy)² + B , then the fluid is Newtonian Dilatant Thixotropic Rheopectic Newtonian Dilatant Thixotropic Rheopectic ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics The variable required to be known in correlations used for estimating the horse power of a centrifugal gas compressor and hence its cost are P. Inlet pressure Q. Compressor rpm R. Delivery pressure S. Volumetric flow rate at inlet. P, Q and R P and R P, Rand S R and S P, Q and R P and R P, Rand S R and S ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics The most economical flow control valve for use with large diameter pipes is a None of these Needle valve Globe valve Butterfly valve None of these Needle valve Globe valve Butterfly valve ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics The ratio of hydrodynamic boundary layer to thermal boundary layer thickness in case of liquid metals is 2 < 1 1 > 1 2 < 1 1 > 1 ANSWER DOWNLOAD EXAMIANS APP