Hydraulics and Fluid Mechanics in ME According to equation of continuity, a1v1 = a2v2 a1/v1 = a2/v2 w1v1 = w2v2 w1a1 = w2a2 a1v1 = a2v2 a1/v1 = a2/v2 w1v1 = w2v2 w1a1 = w2a2 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME In a footstep bearing, if the radius of the shaft is doubled, then the torque required to overcome the viscous resistance will be Double Eight times Four times Sixteen times Double Eight times Four times Sixteen times ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME If mercury in a barometer is replaced by water, the height of 3.75 cm of mercury will be following cm of water 52 cm 51 cm 50 cm 52.2 cm 52 cm 51 cm 50 cm 52.2 cm ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Casting of a centrifugal pump is designed so as to minimize Cavitations Friction loss Loss of kinetic energy Static head Cavitations Friction loss Loss of kinetic energy Static head ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The liquid used in manometers should have High surface tension Low surface tension Low density High density High surface tension Low surface tension Low density High density ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The theoretical velocity of jet at vena contracta is (where H = Head of water at vena contracta) 2g × √H √(2gh) H × √(2g) 2gH 2g × √H √(2gh) H × √(2g) 2gH ANSWER DOWNLOAD EXAMIANS APP