Hydraulics and Fluid Mechanics in ME The rise or depression of liquid in a tube due to surface tension wim increase in size of tube will remain unaffected increase decrease may increase or decrease depending on the characteristics of liquid remain unaffected increase decrease may increase or decrease depending on the characteristics of liquid ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The force exerted by a jet of water impinging normally on a plate which due to the impact of jet, moves in the direction of jet with a velocity v is [wa (V - v)²]/2g [wa (V - v²)]/g [wa (V - v)]/g [wa (V - v)]/2g [wa (V - v)²]/2g [wa (V - v²)]/g [wa (V - v)]/g [wa (V - v)]/2g 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 maximum 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 wall at the liquid level is minimum The pressure on the bottom of the wall is maximum 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 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Which of the following turbine is preferred for a specific speed of 60 to 300 r.p.m.? 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 discharge through an external mouthpiece is given by (where a = Cross-sectional area of the mouthpiece, and H = Height of liquid above the mouthpiece) 5.85 aH.√(2g) 0.855 a.√(2gH) 1.585 a.√(2gH) 1.855 aH.√(2g) 5.85 aH.√(2g) 0.855 a.√(2gH) 1.585 a.√(2gH) 1.855 aH.√(2g) ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The purpose of a surge tank is To eliminate water hammer possibilities To control the pressure variations due to rapid changes in the pipe line flow To regulate flow of water to turbines by providing necessary retarding head of water All of these To eliminate water hammer possibilities To control the pressure variations due to rapid changes in the pipe line flow To regulate flow of water to turbines by providing necessary retarding head of water All of these ANSWER DOWNLOAD EXAMIANS APP
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