Fluid Mechanics For Laminar flow through a packed bed, the pressure drop is proportional to (Vs is the superficial liquid velocity and Dp is the particle diameter) Vs²/Dp² Vs/Dp³ Vs²/Dp³ Vs/Dp² Vs²/Dp² Vs/Dp³ Vs²/Dp³ Vs/Dp² 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 Reciprocating pumps compared to centrifugal pumps Can handle slurries more efficiently Are not subject to air binding Deliver liquid at uniform pressure Can be operated with delivery valve closed Can handle slurries more efficiently Are not subject to air binding Deliver liquid at uniform pressure Can be operated with delivery valve closed ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Boundary layer thickness in laminar flow over a flat plate increases as(where, d = distance from the leading edge.) d1/3 √d d2/3 d2 d1/3 √d d2/3 d2 ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics The most suitable flow measuring device for the fluid flow measurement in a very large diameter pipeline is a Pitot tube Kennison nozzle Weir V-notch Pitot tube Kennison nozzle Weir V-notch ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Specific speed of a centrifugal pump relates it with another pump having the Same efficiency Same speed Dynamic similarity Geometrical similarity Same efficiency Same speed Dynamic similarity Geometrical similarity ANSWER DOWNLOAD EXAMIANS APP