Hydraulics and Fluid Mechanics in ME According to fan laws, at constant weight of air or gas, the speed, capacity and pressure vary Directly as the air or gas density Inversely as density Inversely as square root of density As square of density Directly as the air or gas density Inversely as density Inversely as square root of density As square of density 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 × hf w × Q × H w × Q (H - hf) w × Q (H + hf) w × Q × hf w × Q × H w × Q (H - hf) ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The property of a fluid which enables it to resist tensile stress is known as surface tension compressibility cohesion adhesion surface tension compressibility cohesion adhesion 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) √(2gh) 2gH H × √(2g) 2g × √H √(2gh) 2gH H × √(2g) 2g × √H ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Unit of surface tension is Both of the above Energy/unit area Velocity/unit area It has no units Both of the above Energy/unit area Velocity/unit area It has no units ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A vertical wall is subjected to a pressure due to one kind of liquid, on one of its sides. Which of the following statement is correct? The pressure on the wall at the liquid level is minimum The pressure on the bottom of the wall is zero The pressure on the wall at the liquid level is zero, and on the bottom of the wall is maximum The pressure on the bottom of the wall is maximum The pressure on the wall at the liquid level is minimum The pressure on the bottom of the wall is zero The pressure on the wall at the liquid level is zero, and on the bottom of the wall is maximum The pressure on the bottom of the wall is maximum ANSWER DOWNLOAD EXAMIANS APP
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