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/sin (α/2) p/2sinα 2p/sinα p/sinα 2p/sin (α/2) p/2sinα 2p/sinα p/sinα ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Air vessels in reciprocating pump are used to Reduce acceleration to minimum Increase pump efficiency Save pump from cavitations Smoothen flow Reduce acceleration to minimum Increase pump efficiency Save pump from cavitations Smoothen flow ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The coefficient of discharge for an external mouthpiece is 0.707 0.375 0.5 0.855 0.707 0.375 0.5 0.855 ANSWER DOWNLOAD EXAMIANS APP
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 0.884 0.848 0.392 0.488 0.884 0.848 0.392 0.488 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The Reynold's number of a ship is __________ to its velocity and length. None of these Directly proportional Square root of velocity Inversely proportional None of these Directly proportional Square root of velocity Inversely proportional ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The resultant upward pressure of a fluid on a floating body is equal to the weight of the fluid displaced by the body. This definition is according to Bernoulli’s theorem Buoyancy Archimedes’ principle Equilibrium of a floating body Bernoulli’s theorem Buoyancy Archimedes’ principle Equilibrium of a floating body ANSWER DOWNLOAD EXAMIANS APP
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