Hydraulics and Fluid Mechanics in ME If cohesion between molecules of a fluid is greater than adhesion between fluid and glass, then the free level of fluid in a dipped glass tube will be Lower than the surface of liquid Unpredictable The same as the surface of liquid Higher than the surface of liquid Lower than the surface of liquid Unpredictable The same as the surface of liquid Higher than the surface of liquid ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME For laminar flow in circular pipes, the Darcy’s friction factor f is equal to 16/Re 32/ Re 64/ Re None of these 16/Re 32/ Re 64/ Re None of these ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The critical depth for a channel is given by (where q = Unit discharge (discharge per unit width) through the channel) (q⁴/g)1/5 (q³/g)1/4 (q²/g)1/3 (q/g)1/2 (q⁴/g)1/5 (q³/g)1/4 (q²/g)1/3 (q/g)1/2 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The rise or depression of liquid in a tube due to surface tension wim increase in size of tube will decrease may increase or decrease depending on the characteristics of liquid increase remain unaffected decrease may increase or decrease depending on the characteristics of liquid increase remain unaffected ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The meatcentric height is the distance between the Metacentre and centre of buoyancy Centre of gravity of the floating body and the centre of buoyancy Centre of gravity of the floating body and the metacentre Original centre of buoyancy and new centre of buoyancy Metacentre and centre of buoyancy Centre of gravity of the floating body and the centre of buoyancy Centre of gravity of the floating body and the metacentre Original centre of buoyancy and new centre of buoyancy 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 Same 1.5 B.H.P H.P./0.75 0.75 B.H.P Same 1.5 B.H.P H.P./0.75 0.75 B.H.P ANSWER DOWNLOAD EXAMIANS APP
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