Hydraulics and Fluid Mechanics in ME In a centrifugal pump, the regulating valve is provided on the Impeller Casing Delivery pipe Suction pipe Impeller Casing Delivery pipe Suction pipe ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The total energy of each particle at various places in the case of perfect incompressible fluid flowing in continuous stream Remain constant Keeps on increasing Keeps on decreasing May increase/decrease Remain constant Keeps on increasing Keeps on decreasing May increase/decrease ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The ratio of quantity of liquid discharged per second from the pump to the quantity of liquid passing per second through the impeller is known as Mechanical efficiency Manometric efficiency Volumetric efficiency Overall efficiency Mechanical efficiency Manometric efficiency Volumetric efficiency Overall efficiency ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The ratio of actual work available at the turbine to the energy imparted to the wheel is known as ________ efficiency. None of these Overall Mechanical Hydraulic None of these Overall Mechanical Hydraulic ANSWER DOWNLOAD EXAMIANS APP
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 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 Trimming the impeller size to the required size by machining 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 Necessity of air vessel Lower speed of operation High initial and maintenance cost Lower discharge Necessity of air vessel Lower speed of operation High initial and maintenance cost Lower discharge ANSWER DOWNLOAD EXAMIANS APP