Hydraulics and Fluid Mechanics in ME Coefficient of discharge Cd is equal to (where Cc = Coefficient of contraction, Cv = Coefficient of velocity, and Cr = Coefficient of resistance) Cc × Cv Cc × Cr Cv × Cr Cc/Cr Cc × Cv Cc × Cr Cv × Cr Cc/Cr ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The rise or depression of liquid in a tube due to surface tension will increase in size of tube will May increase or decrease depending on the characteristics of liquid Increase Remain unaffected Decrease May increase or decrease depending on the characteristics of liquid Increase Remain unaffected Decrease ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The value of mass density in kg-sec-V-m⁴ for water at 0°C is 1 1000 100.9 101.9 1 1000 100.9 101.9 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Which of the following turbine is preferred for 0 to 25 m head of water? Francis turbine Pelton wheel Kaplan turbine None of these Francis turbine Pelton wheel Kaplan turbine None of these ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The hydraulic grade line is All of these always sloping downward in the direction of flow never above the energy grade line always above the centre line of pipe All of these always sloping downward in the direction of flow never above the energy grade line always above the centre line of pipe ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The cavitation in a hydraulic machine Reduces the discharge of a turbine Causes sudden drop in power output and efficiency All of these Causes noise and vibration of various parts Reduces the discharge of a turbine Causes sudden drop in power output and efficiency All of these Causes noise and vibration of various parts ANSWER DOWNLOAD EXAMIANS APP
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