Hydraulics and Fluid Mechanics in ME The specific speed of a centrifugal pump, delivering 750 liters of water per second against a head of 15 meters at 725 r.p.m., is 248 r.p.m 24.8 r.p.m. 82.4 r.p.m. 48.2 r.p.m 248 r.p.m 24.8 r.p.m. 82.4 r.p.m. 48.2 r.p.m ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME When a body is immersed wholly or partially in a liquid, it is lifted up by a force equal to the weight of liquid displaced by the body. This statement is called Pascal’s law Archimedes’s principle Principle of flotation Bernoulli’s theorem Pascal’s law Archimedes’s principle Principle of flotation Bernoulli’s theorem ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME If a body floating in a liquid occupies a new position and remains at rest in this new position, when given a small angular displacement, the body is said to be in __________ equilibrium. Unstable Neutral None of these Stable Unstable Neutral None of these Stable ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Medium specific speed of turbine implies it is Francis turbine Any one of the above Propeller turbine Impulse turbine Francis turbine Any one of the above Propeller turbine Impulse turbine ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The width of the bucket for a Pelton wheel is generally ________ the diameter of jet. Four times Five times Three times Double Four times Five times Three times Double ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The value of coefficient of velocity for a sharp edged orifice __________ with the head of water. Remain same Increases Decreases None of these Remain same Increases Decreases None of these ANSWER DOWNLOAD EXAMIANS APP
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