Fluid Mechanics Purpose of relief valve in a reciprocating pump is to Control the rate of discharge Facilitate unidirectional flow of liquid Protect the pump against developing excessive pressure Reduce the discharge pressure Control the rate of discharge Facilitate unidirectional flow of liquid Protect the pump against developing excessive pressure Reduce the discharge pressure 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) μ² 1/μ² μ 1/μ μ² 1/μ² μ 1/μ ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics The hydraulic radius for flow in a rectangular duct of cross-sectional dimension H, W is HW/4(H + W)² 2HW/(H + W)² √(HW/π) HW/2(H + W)² HW/4(H + W)² 2HW/(H + W)² √(HW/π) HW/2(H + W)² ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics While starting an axial flow pump, its delivery valve should be kept Open Closed Either open or closed None of these Open Closed Either open or closed None of these ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics In frictional fluid flow, the quantity, P/ρ + V²/2gc + gz/gc, is Increased in the direction of flow Not constant along a streamline Constant along a streamline None of these Increased in the direction of flow Not constant along a streamline Constant along a streamline None of these ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Bernoull's equation does not apply to the functioning of a/an None of these Venturimeter Pitot tube Orificem None of these Venturimeter Pitot tube Orificem ANSWER DOWNLOAD EXAMIANS APP
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