Fluid Mechanics Shear stress in a fluid flowing in a round pipe Is zero at the wall and increases linearly to the centre Remains constant over the cross-section Varies parabolically across the cross-section Is zero at the centre and varies linearly with the radius Is zero at the wall and increases linearly to the centre Remains constant over the cross-section Varies parabolically across the cross-section Is zero at the centre and varies linearly with the radius 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 Head Discharge None of these Efficiency Head Discharge None of these ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Rise of liquid in a capillary tube is due to Adhesion Neither A nor B Both A & B Cohesion Adhesion Neither A nor B Both A & B Cohesion ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics A centrifugal pump used to pump water is used to pump an oil with specific gravity of 0.8 at the same rate. The power consumption will now Data insufficient to predict Increase Remain same Decrease Data insufficient to predict Increase Remain same Decrease ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Momentum transfer in laminar flow of fluids results due to the Density None of these Velocity gradient Viscosity Density None of these Velocity gradient Viscosity ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics In case of turbulent flow of a Newtonion fluid in a straight pipe, the maximum velocity is equal to (where, Vavg = average fluid velocity) 1.5 Vavg 1.2 Vavg 1.8 Vavg Vavg 1.5 Vavg 1.2 Vavg 1.8 Vavg Vavg ANSWER DOWNLOAD EXAMIANS APP
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