Fluid Mechanics Bed pressure drop in an air fluidised bed of catalyst particles (ρp = 200 kg/m³, Dp = 0.05 cm) of 60 cm bed depth and bed porosity of 0.5 expressed in cm of water (manometer) is 90 45 30 60 90 45 30 60 ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics A double acting reciprocating pump compared to a single acting pump (of almost same size working under same pressure levels) would give almost double Efficiency Discharge None of these Head Efficiency Discharge None of these Head 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 Terminal velocity is A fluctuating velocity None of these A constant velocity with no acceleration Attained after moving one-half of total distance A fluctuating velocity None of these A constant velocity with no acceleration Attained after moving one-half of total distance ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Interstage coolers are provided in a multistage compressor to Cool the delivered air Achieve the exact delivery pressure None of these Save power in compressing a given volume to a given pressure Cool the delivered air Achieve the exact delivery pressure None of these Save power in compressing a given volume to a given pressure 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 V-notch Weir Kennison nozzle Pitot tube V-notch Weir Kennison nozzle ANSWER DOWNLOAD EXAMIANS APP
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