Hydraulics and Fluid Mechanics in ME When the coefficient of discharge (Cd) is 0.623, then the general equation for discharge over a rectangular weir is 1.84(L - nH)H3 1.84(L - 0.1nH)H5/2 1.84(L - 0.1nH)H3/2 1.84(L - nH)H2 1.84(L - nH)H3 1.84(L - 0.1nH)H5/2 1.84(L - 0.1nH)H3/2 1.84(L - nH)H2 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Centrifugal pump is started with its delivery valve Kept 50% open Irrespective of any position Kept fully closed Kept fully open Kept 50% open Irrespective of any position Kept fully closed Kept fully open ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The pressure of air __________ with the increase of height from the surface of the earth. Does not change Increases Decreases None of these Does not change Increases Decreases None of these ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME According to fan laws, for fans having constant wheel diameter, the air or gas capacity varies Directly as fan speed Cube of fan speed Square root of fan speed Square of fan speed Directly as fan speed Cube of fan speed Square root of fan speed Square of fan speed ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The discharge through a siphon spillway is Cd × a × √(2g) × H5/2 Cd × a × √(2g) × H3/2 Cd × a × √(2gH) Cd × a × √(2g) × H2 Cd × a × √(2g) × H5/2 Cd × a × √(2g) × H3/2 Cd × a × √(2gH) Cd × a × √(2g) × H2 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME If a pump is handling water and is discharging a certain flow Q at a constant total dynamic head requiring a definite B.H.P., the same pump when handling a liquid of specific gravity 0.75 and viscosity nearly same as of water would discharge Same quantity of liquid 1.5 Q Q/0.75 0.75 Q Same quantity of liquid 1.5 Q Q/0.75 0.75 Q ANSWER DOWNLOAD EXAMIANS APP
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