Fluid Mechanics Boundary layer thickness in laminar flow over a flat plate increases as(where, d = distance from the leading edge.) d2/3 √d d2 d1/3 d2/3 √d d2 d1/3 ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics As the velocity V and thus the Reynolds number of a flow past a sphere increases from very low value, the drag force for Re << 1 Increases linearly with V Decreases linearly with V None of these Decreases as V² Increases linearly with V Decreases linearly with V None of these Decreases as V² ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics With increase in the ratio of orifice diameter to pipe diameter in case of an orificemeter, the overall pressure loss Remains constant Decreases Increases linearly Increases Remains constant Decreases Increases linearly Increases ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Delivery of insufficient quantity of liquid by a pump may be caused by Low rpm All of these Air leak in the inlet Too high a lift Low rpm All of these Air leak in the inlet Too high a lift ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics While starting a centrifugal pump, its delivery valve should be kept Closed Either opened or closed ; it does not make any difference Opened Either opened or closed; depending on the fluid viscosity Closed Either opened or closed ; it does not make any difference Opened Either opened or closed; depending on the fluid viscosity ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Specific speed of a centrifugal pump relates it with another pump having the Geometrical similarity Dynamic similarity Same speed Same efficiency Geometrical similarity Dynamic similarity Same speed Same efficiency ANSWER DOWNLOAD EXAMIANS APP
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