Hydraulics and Fluid Mechanics in ME The flow ratio in case of Francis turbine varies from 1 to 1.5 0.4 to 0.5 0.6 to 0.9 0.15 to 0.3 1 to 1.5 0.4 to 0.5 0.6 to 0.9 0.15 to 0.3 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The pressure of a liquid measured with the help of a Piezometer tube is Atmospheric pressure Absolute pressure Vacuum pressure Gauge pressure Atmospheric pressure Absolute pressure Vacuum pressure Gauge pressure ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The pressure in the air space above an oil (sp. gr. 0.8) surface in a tank is 0.1 kg/cm". The pressure at 2.5 m below the oil surface will be 4 m of water column 3 metres of water column 2 metres of water column 3.5 metres of water column 4 m of water column 3 metres of water column 2 metres of water column 3.5 metres of water column ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The cavitation in reaction turbines is avoided, to a great extent by Using stainless steel runner of the turbine Installing the turbine below the tail race level All of these Providing highly polished blades to the runner Using stainless steel runner of the turbine Installing the turbine below the tail race level All of these Providing highly polished blades to the runner ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The specific speed (Ns) of a centrifugal pump is given by (N√Q)/H (N√Q)/H5/4 (N√Q)/H3/4 (N√Q)/H2/3 (N√Q)/H (N√Q)/H5/4 (N√Q)/H3/4 (N√Q)/H2/3 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The discharge over a right angled notch is (where H = Height of liquid above the apex of notch) (8/15) Cd. 2g. H² (8/15) Cd. 2g. H (8/15) Cd. 2g. H3/2 (8/15) Cd. 2g. H5/2 (8/15) Cd. 2g. H² (8/15) Cd. 2g. H (8/15) Cd. 2g. H3/2 (8/15) Cd. 2g. H5/2 ANSWER DOWNLOAD EXAMIANS APP
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