Hydraulics and Fluid Mechanics in ME If mercury in a barometer is replaced by water, the height of 3.75 cm of mercury will be following cm of water 52 cm 50 cm 51 cm 52.2 cm 52 cm 50 cm 51 cm 52.2 cm 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 Not possible Some other alterations in the impeller Trimming the impeller size to the required size by machining Designing new impeller Not possible Some other alterations in the impeller Trimming the impeller size to the required size by machining Designing new impeller ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME For hydro-dynamically smooth boundary, the friction coefficient for turbulent flow is dependent on relative roughness only dependent only on Reynolds number a function of Reynolds number and relative roughness constant dependent on relative roughness only dependent only on Reynolds number a function of Reynolds number and relative roughness constant ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME In a lock-gate, the reaction between two gates is (where P = Resultant pressure on the lock gate, and α = Inclination of the gate with the normal to the side of the lock) 2p/sin (α/2) p/2sinα 2p/sinα p/sinα 2p/sin (α/2) p/2sinα 2p/sinα p/sinα ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME In centrifugal pumps, maximum efficiency is obtained when the blades are Radial Straight Bent backward Bent forward Radial Straight Bent backward Bent forward ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The process of diffusion of one liquid into the other through a semi-permeable membrane is called surface tension viscosity cohesion osmosis surface tension viscosity cohesion osmosis ANSWER DOWNLOAD EXAMIANS APP
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