Hydraulics and Fluid Mechanics in ME A body floating in a liquid is said to be in neutral equilibrium, if its metacentre Lies above its centre of gravity Lies below its centre of gravity Lies between the centre of buoyancy and centre of gravity Coincides with its centre of gravity Lies above its centre of gravity Lies below its centre of gravity Lies between the centre of buoyancy and centre of gravity Coincides with its centre of gravity ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The Euler's equation for the motion of liquids is based upon the assumption that The flow is continuous, steady and along the stream line The velocity of flow is uniform over the section All of these The fluid is non - viscous, homogeneous and incompressible The flow is continuous, steady and along the stream line The velocity of flow is uniform over the section All of these The fluid is non - viscous, homogeneous and incompressible ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Discharge (Q) of a centrifugal pump is given by (where D = Diameter of impeller at inlet, b = Width of impeller at inlet, and Vf = Velocity of flow at inlet) Q = π.b.Vf Q = D.b.Vf Q = π.D.bf.V Q = π.D.Vf Q = π.b.Vf Q = D.b.Vf Q = π.D.bf.V Q = π.D.Vf ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The working of which of the following hydraulic units is based on Pascal's law? Hydraulic coupling Air lift pump Jet pump Hydraulic press Hydraulic coupling Air lift pump Jet pump Hydraulic press ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The total head of a liquid particle in motion is equal to Potential head - (pressure head + kinetic head) Kinetic head - (pressure head + potential head) Pressure head + kinetic head + potential head Pressure head - (kinetic head + potential head) Potential head - (pressure head + kinetic head) Kinetic head - (pressure head + potential head) Pressure head + kinetic head + potential head Pressure head - (kinetic head + potential head) ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Head developed by a centrifugal pump is Proportional to speed of impeller Proportional to diameter and speed of impeller None of these Proportional to diameter of impeller Proportional to speed of impeller Proportional to diameter and speed of impeller None of these Proportional to diameter of impeller ANSWER DOWNLOAD EXAMIANS APP
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