Hydraulics and Fluid Mechanics in ME For small discharge at high pressure, following pump is preferred Reciprocating Axial flow Mixed flow Centrifugal Reciprocating Axial flow Mixed flow Centrifugal ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The distance y from pipe boundary, at which the point velocity is equal to average velocity for turbulent flow, is (where R is radius of pipe) 0.423 R 0.577 R 0.707 R 0.223 R 0.423 R 0.577 R 0.707 R 0.223 R ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The power transmitted through a pipe is (where w = Specific weight in N/m3, and Q = Discharge in m3/s) w × Q (H - hf) w × Q (H + hf) w × Q × H w × Q × hf w × Q (H - hf) w × Q (H + hf) w × Q × H w × Q × hf ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Any change in load is adjusted by adjusting following parameter on turbine Flow Net head Blade velocity Absolute velocity Flow Net head Blade velocity Absolute velocity ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The discharge through a reaction turbine ___ with the increase in unit speed. Remain same Increases Decreases None of the listed here Remain same Increases Decreases None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The specific weight of water in S.I. units is taken as Any one of these 9.81 kN/m3 9.81 × 103 N/m3 9.81 × 10-6 N/mm3 Any one of these 9.81 kN/m3 9.81 × 103 N/m3 9.81 × 10-6 N/mm3 ANSWER DOWNLOAD EXAMIANS APP
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