Hydraulics and Fluid Mechanics in ME In order to avoid cavitation in centrifugal pumps The delivery pressure should be high The delivery pressure should be low The suction pressure should be low The suction pressure should be high The delivery pressure should be high The delivery pressure should be low The suction pressure should be low The suction pressure should be high ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The unit of dynamic viscosity in S.I. units is N-m/s² N-s/m² Stoke Poise N-m/s² N-s/m² Stoke Poise ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The discharge through a reaction turbine ___ with the increase in unit speed. None of the listed here Increases Remain same Decreases None of the listed here Increases Remain same Decreases ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME In a lock-gate, the reaction between two gates is (where P = Resultant pressure on the lock gate, and α = Inclination of the gate with the normal to the side of the lock) p/2sinα 2p/sin (α/2) p/sinα 2p/sinα p/2sinα 2p/sin (α/2) p/sinα 2p/sinα ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME At the center line of a pipe flowing under pressure where the velocity gradient is zero, the shear stress will be Minimum Could be any value Zero Maximum Minimum Could be any value Zero Maximum ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A structure used to dam up a stream or river over which the water flows is called Dam Orifice Notch Weir Dam Orifice Notch Weir ANSWER DOWNLOAD EXAMIANS APP
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