Hydraulics and Fluid Mechanics in ME In a lock-gate, the reaction between two gates is (where P = Resultant pressure on the lock gate, and α = Inclination of the gate with the normal to the side of the lock) 2p/sinα p/2sinα p/sinα 2p/sin (α/2) 2p/sinα p/2sinα p/sinα 2p/sin (α/2) ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Two pipe systems can be said to be equivalent, when the following quantities are same Flow and length Length and diameter Friction loss and flow Friction factor and diameter Flow and length Length and diameter Friction loss and flow Friction factor and diameter 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 zero, and on the bottom of the wall is maximum The pressure on the bottom of the wall is zero 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 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 zero The pressure on the bottom of the wall is maximum The pressure on the wall at the liquid level is minimum ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The total pressure on a horizontally immersed surface is (where w = Specific weight of the liquid, A = Area of the immersed surface, and x = Depth of the centre of gravity of the immersed surface from the liquid surface) wAx wA wA/x wx wAx wA wA/x wx ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The cavitation in a hydraulic machine Causes sudden drop in power output and efficiency Causes noise and vibration of various parts Reduces the discharge of a turbine All of these Causes sudden drop in power output and efficiency Causes noise and vibration of various parts Reduces the discharge of a turbine All of these ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The depth of the centre of pressure on a vertical rectangular gate 8 m wide and 6 m high, when the water surface coincides with the top of the gate, is 5.0 m 3.0 m 4.0 m 2.4 m 5.0 m 3.0 m 4.0 m 2.4 m ANSWER DOWNLOAD EXAMIANS APP
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