Hydraulics and Fluid Mechanics in ME Due to each end contraction, the discharge of rectangular sharp crested weir is reduced by 0.15 0.1 0.05 0.2 0.15 0.1 0.05 0.2 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 discharge Lower speed of operation High initial and maintenance cost Necessity of air vessel Lower discharge Lower speed of operation High initial and maintenance cost ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The hydraulic gradient line lies over the centre line of the pipe by an amount equal to the Pressure head Velocity head Pressure head - velocity head Pressure head + velocity head Pressure head Velocity head Pressure head - velocity head Pressure head + velocity head ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The atmospheric pressure at sea level is 760 mm of mercury 103 kN/m2 All of these 10.3 m of water 760 mm of mercury 103 kN/m2 All of these 10.3 m of water ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME When the Mach number is less than unity, the flow is called Sub-sonic flow Sonic flow Hyper-sonic flow Super-sonic flow Sub-sonic flow Sonic flow Hyper-sonic flow Super-sonic flow ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The discharge of a double acting reciprocating pump is (where L = Length of stroke, A = Cross-sectional area of piston, and N = Speed of crank in r.p.m.) L.A.N (2 L.A.N)/60 (L.A.N)/60 2 L.A.N L.A.N (2 L.A.N)/60 (L.A.N)/60 2 L.A.N ANSWER DOWNLOAD EXAMIANS APP