Hydraulics and Fluid Mechanics in ME The flow ratio in case of Francis turbine varies from 1 to 1.5 0.15 to 0.3 0.6 to 0.9 0.4 to 0.5 1 to 1.5 0.15 to 0.3 0.6 to 0.9 0.4 to 0.5 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The discharge through a wholly drowned orifice is given by (where H1 = Height of water (on the upstream side) above the top of the orifice, H2 = Height of water (on the downstream side) above the bottom of the orifice, and H = Difference between two water levels on either side of the orifice) Q = Cd × bH₁ × √(2gh) Q = Cd × bH × √(2gh) Q = Cd × bH2 × √(2gh) Q = Cd × b (H2 - H1) × √(2gh) Q = Cd × bH₁ × √(2gh) Q = Cd × bH × √(2gh) Q = Cd × bH2 × √(2gh) Q = Cd × b (H2 - H1) × √(2gh) ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME According to fan laws, for fans having constant wheel diameter, the pressure varies Directly as fan speed Square root of fan speed Cube of fan speed Square of fan speed Directly as fan speed Square root of fan speed Cube of fan speed Square of fan speed ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME An error of 1% in measuring head over the apex of the notch (H) will produce an error of _________ in discharge over a triangular notch. 0.01 0.025 0.02 0.015 0.01 0.025 0.02 0.015 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Medium specific speed of turbine implies it is Propeller turbine Any one of the above Impulse turbine Francis turbine Propeller turbine Any one of the above Impulse turbine Francis turbine ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME By fitting an air vessel to the reciprocating pump, there is always a saving of work done and subsequently saving of power. The saving in case of a double acting reciprocating pump is 0.392 0.884 0.848 0.488 0.392 0.884 0.848 0.488 ANSWER DOWNLOAD EXAMIANS APP
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