Hydraulics and Fluid Mechanics in ME The water pressure per metre length on a vertical masonry wall of dam is (where w = Specific weight of the liquid, and H = Height of the liquid) wH2/2 wH2/4 wH wH/2 wH2/2 wH2/4 wH wH/2 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Reaction turbines are used for Low head High head and low discharge High head Low head and high discharge Low head High head and low discharge High head Low head and high discharge ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A piece of wood having weight 5 kg floats in water with 60% of its volume under the liquid. The specific gravity of wood is 0.83 0.6 0.4 0.3 0.83 0.6 0.4 0.3 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The major loss of energy in long pipes is due to gradual contraction or enlargement sudden enlargement sudden contraction friction gradual contraction or enlargement sudden enlargement sudden contraction friction ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Reciprocating pumps are no more to be seen in industrial applications (in comparison to centrifugal pumps) because of High initial and maintenance cost Necessity of air vessel Lower speed of operation Lower discharge High initial and maintenance cost Necessity of air vessel Lower speed of operation Lower discharge ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME For a perfect incompressible liquid, flowing in a continuous stream, the total energy of a particle remains the same, while the particle moves from one point to another. This statement is called Archimedes’s principle Continuity equation Pascal’s law Bernoulli’s equation Archimedes’s principle Continuity equation Pascal’s law Bernoulli’s equation ANSWER DOWNLOAD EXAMIANS APP
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