Fluid Mechanics The peripherial velocity at inlet of a centrifugal pump having inlet diameter of 25 cms and rotating at 950 rpm is __________ m/sec. 1.8 186.2 736.4 12.4 1.8 186.2 736.4 12.4 ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Two fluids are flowing through two similar pipes of the same diameter. The Reynold's number is same. For the same flow rate if the viscosity of a fluid is reduced to half the value of the first fluid, the pressure drop will Increase Data insufficient to predict relative pressure drop Remain unchanged Decrease Increase Data insufficient to predict relative pressure drop Remain unchanged Decrease ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics A centrifugal pump is used to pump water through a horizontal distance of 150 m, and then raised to an overhead tank 10 m above. The pipe is smooth with an I.D of 50 mm. What head (m of water) must the pump generate at its exit (E) to deliver water at a flow rate of 0.001 m³/s? The Fanning friction factor, f is 0.0062. 12 m 10 m 11 m 20 m 12 m 10 m 11 m 20 m ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Low specific speed of a pump implies that, it is a/an __________ pump. Mixed flow Axial flow Centrifugal None of these Mixed flow Axial flow Centrifugal None of these ANSWER DOWNLOAD EXAMIANS APP
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 In frictional fluid flow, the quantity, P/ρ + V²/2gc + gz/gc, is None of these Increased in the direction of flow Not constant along a streamline Constant along a streamline None of these Increased in the direction of flow Not constant along a streamline Constant along a streamline ANSWER DOWNLOAD EXAMIANS APP