Hydraulics and Fluid Mechanics in ME The unit of surface tension is N-m N/m N/m3 N/m2 N-m N/m N/m3 N/m2 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME For starting an axial flow pump, its delivery valve should be Open Closed Could be either open or closed Depends on starting condition and flow desired Open Closed Could be either open or closed Depends on starting condition and flow desired ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The length AB of a pipe ABC in which the liquid is flowing has diameter (d1) and is suddenly contracted to diameter (d2) at B which is constant for the length BC. The loss of head due to sudden contraction, assuming coefficient of contraction as 0.62, is v₁²/2g v₂²/2g 0.375 v₂²/2g 0.5 v₁²/2g v₁²/2g v₂²/2g 0.375 v₂²/2g 0.5 v₁²/2g ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The unit of viscosity is kg-sec/meter Newton-sec per meter² Meters² per sec Newton-sec per meter kg-sec/meter Newton-sec per meter² Meters² per sec Newton-sec per meter ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME For centrifugal pump impeller, the maximum value of the vane exit angle is 10° to 15° 15° to 20° 20° to 25° 25° to 30° 10° to 15° 15° to 20° 20° to 25° 25° to 30° ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Francis turbine is best suited for Low head installation up to 30 m Medium head application from 24 to 180 m All types of heads High head installation above 180 m Low head installation up to 30 m Medium head application from 24 to 180 m All types of heads High head installation above 180 m ANSWER DOWNLOAD EXAMIANS APP