Hydraulics and Fluid Mechanics in ME Discharge of a centrifugal pump is (where N = Speed of the pump impeller) Inversely proportional to N Directly proportional to N² Inversely proportional to N² Directly proportional to N Inversely proportional to N Directly proportional to N² Inversely proportional to N² Directly proportional to N ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The discharge through a channel of circular section will be maximum when the depth of water is __________ the diameter of the circular channel. 0.34 times 0.67 times 0.95 times 0.81 times 0.34 times 0.67 times 0.95 times 0.81 times ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME If a body floating in a liquid occupies a new position and remains at rest in this new position, when given a small angular displacement, the body is said to be in __________ equilibrium. None of these Neutral Stable Unstable None of these Neutral Stable Unstable ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A channel is said to be of most economical cross-section, if It gives maximum discharge for a given cross-sectional area and bed slope It has minimum wetted perimeter It involves lesser excavation for the designed amount of discharge All of these It gives maximum discharge for a given cross-sectional area and bed slope It has minimum wetted perimeter It involves lesser excavation for the designed amount of discharge All of these ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Choose the wrong statement. Alcohol is used in manometer, because It provides longer length for a given pressure difference Its vapour pressure is low Its density is less It provides suitable meniscus for the inclined tube It provides longer length for a given pressure difference Its vapour pressure is low Its density is less It provides suitable meniscus for the inclined tube 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 Lower discharge High initial and maintenance cost Necessity of air vessel Lower speed of operation Lower discharge High initial and maintenance cost ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS