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/Dp² Vs/Dp³ Vs²/Dp³ Vs²/Dp² Vs/Dp² Vs/Dp³ Vs²/Dp³ ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics A stream line is Drawn normal to the velocity vector at every point A line connecting the mid points of flow cross-section Always the path of particle Fixed in space in steady flow Drawn normal to the velocity vector at every point A line connecting the mid points of flow cross-section Always the path of particle Fixed in space in steady flow ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Permanent pressure loss in a well designed venturimeter is about __________ percent of the venturi differential. 1 10 30 50 1 10 30 50 ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics A lubricant 100 times more viscous than water would have a viscosity (in Pa.s) 10 1 0.1 0.01 10 1 0.1 0.01 ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics While starting a centrifugal pump, its delivery valve should be kept Closed Opened Either opened or closed ; it does not make any difference Either opened or closed; depending on the fluid viscosity Closed Opened Either opened or closed ; it does not make any difference Either opened or closed; depending on the fluid viscosity ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics In magnetic flow meters, voltage generation is Neither A nor B Due to the motion of conducting fluid through an externally generated uniform field Both A and B Proportional to the fluid velocity Neither A nor B Due to the motion of conducting fluid through an externally generated uniform field Both A and B Proportional to the fluid velocity ANSWER DOWNLOAD EXAMIANS APP
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