Hydraulics and Fluid Mechanics in ME By fitting an air vessel to the reciprocating pump, there is always a saving of work done and subsequently saving of power. This saving in case of a single acting reciprocating pump is 0.392 0.884 0.488 0.848 0.392 0.884 0.488 0.848 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 Increase Decrease Remain unaffected May increase or decrease depending on the characteristics of liquid Increase Decrease Remain unaffected May increase or decrease depending on the characteristics of liquid ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Which type of the pump is different from others in the same group? Screw pump Gear pump Plunger pump Cam and piston pump Screw pump Gear pump Plunger pump Cam and piston pump ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The depth of the center 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 3.0 m 2.5 m 4.0 m 2.4 m 3.0 m 2.5 m 4.0 m 2.4 m ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A glass tube of small diameter (d) is dipped in fluid. The height of rise or fall in the tube given by (where w = Specific weight of liquid, α = Angle of contact of the liquid surface, and σ = Surface tension) 4wd/σ cosα 4σ cosα/wd σ cosα/4wd wd/4σ cosα 4wd/σ cosα 4σ cosα/wd σ cosα/4wd wd/4σ cosα ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The absolute pressure is equal to Gauge pressure - vacuum pressure Gauge pressure + atmospheric pressure Atmospheric pressure - gauge pressure Gauge pressure - atmospheric pressure Gauge pressure - vacuum pressure Gauge pressure + atmospheric pressure Atmospheric pressure - gauge pressure Gauge pressure - atmospheric pressure ANSWER DOWNLOAD EXAMIANS APP
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