Hydraulics and Fluid Mechanics in ME When a body is placed over a liquid, it will float if None of these Gravitational force is more than the up-thrust of the liquid Gravitational force is less than the up-thrust of the liquid Gravitational force is equal to the up-thrust of the liquid None of these Gravitational force is more than the up-thrust of the liquid Gravitational force is less than the up-thrust of the liquid Gravitational force is equal to the up-thrust of the liquid ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The vapour pressure over the concave surface is less man the vapour pressure over the plane surface equal to the vapour pressure over the plane surface greater than the vapour pressure over the plane surface zero less man the vapour pressure over the plane surface equal to the vapour pressure over the plane surface greater than the vapour pressure over the plane surface zero ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The water in a jet propelled boat is drawn through the openings facing the direction of motion of the boat. The efficiency of propulsion is given by 2V/(vr - v) V/(vr + v) 2V/(vr + v) V/(vr - v) 2V/(vr - v) V/(vr + v) 2V/(vr + v) V/(vr - v) ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The gross or total head of the turbine is the ___________ of the water levels at the head race and tail race. None of these Difference Product Sum None of these Difference Product Sum ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The impeller of a centrifugal pump may have Volute casing with guide blades Vortex casing Volute casing Any one of these Volute casing with guide blades Vortex casing Volute casing Any one of these ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A moving fluid mass may be brought to a static equilibrium position, by applying an imaginary inertia force of the same magnitude as that of the accelerating force but in the opposite direction. This statement is called None of these Archimedes’s principle Pascal’s law D-Alembert’s principle None of these Archimedes’s principle Pascal’s law D-Alembert’s principle ANSWER DOWNLOAD EXAMIANS APP
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