Hydraulics and Fluid Mechanics in ME The ratio of the inertia force to the __________ is called Euler's number. Elastic force Pressure force Viscous force Surface tension force Elastic force Pressure force Viscous force Surface tension force ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Euler's number is the ratio of __________ force to pressure force. Gravity None of these Inertia Viscous Gravity None of these Inertia Viscous ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The Francis formula for the discharge over Cipoletti weir is 1.84 LH3/2 1.84 LH 1.84 LH1/2 1.84 LH5/2 1.84 LH3/2 1.84 LH 1.84 LH1/2 1.84 LH5/2 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 If a pump is handling water and is discharging a certain flow Q at a constant total dynamic head requiring a definite B.H.P., the same pump when handling a liquid of specific gravity 0.75 and viscosity nearly same as of water , the horse power required will be 0.75 B.H.P H.P./0.75 Same 1.5 B.H.P 0.75 B.H.P H.P./0.75 Same 1.5 B.H.P ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The point at which the resultant pressure on an immersed surface acts, is known as Centre of gravity Centre of depth Centre of immersed surface Centre of pressure Centre of gravity Centre of depth Centre of immersed surface Centre of pressure ANSWER DOWNLOAD EXAMIANS APP
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