Hydraulics and Fluid Mechanics in ME In a single casing, multistage pump running at constant speed, the capacity rating is to be slightly lowered. It can be done by Trimming the impeller size to the required size by machining Some other alterations in the impeller Not possible Designing new impeller Trimming the impeller size to the required size by machining Some other alterations in the impeller Not possible Designing new impeller 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. The saving in case of a double acting reciprocating pump is 0.488 0.848 0.392 0.884 0.488 0.848 0.392 0.884 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The undershot water wheels are those in which The wheel runs entirely by the weight of water The wheel runs partly by the weight of water and partly by the impulse of water The wheel runs entirely by the impulse of water None of these The wheel runs entirely by the weight of water The wheel runs partly by the weight of water and partly by the impulse of water The wheel runs entirely by the impulse of water None of these ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Francis turbine is best suited for Medium head application from 24 to 180 m High head installation above 180 m Low head installation up to 30 m All types of heads Medium head application from 24 to 180 m High head installation above 180 m Low head installation up to 30 m All types of heads ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A pressure of 25 m of head of water is equal to 245 kN/m2 2.5 kN/m2 2500 kN/m2 25 kN/m2 245 kN/m2 2.5 kN/m2 2500 kN/m2 25 kN/m2 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Practical fluids are viscous possess surface tension are compressible possess all the above properties are viscous possess surface tension are compressible possess all the above properties ANSWER DOWNLOAD EXAMIANS APP
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