Hydraulics and Fluid Mechanics in ME Overall efficiency of a centrifugal pump is the ratio of Actual work-done by the pump to the energy supplied to the pump by the prime mover Energy supplied to the pump to the energy available at the impeller Manometric head to the energy supplied by the impeller per kN of water Energy available at the impeller to the energy supplied to the pump by the prime mover Actual work-done by the pump to the energy supplied to the pump by the prime mover Energy supplied to the pump to the energy available at the impeller Manometric head to the energy supplied by the impeller per kN of water Energy available at the impeller to the energy supplied to the pump by the prime mover ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The tendency of a liquid surface to contract is due to the following property adhesion viscosity cohesion surface tension adhesion viscosity cohesion surface tension ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME An open tank containing liquid is made to move from rest with a uniform acceleration. The angle 0 which the free surface of liquid makes with the horizontal is such that (where a = Horizontal acceleration of the tank, and g = Acceleration due to gravity) tanθ = a2/2g tanθ = a/2g tanθ = 2 a/g tanθ = a/g tanθ = a2/2g tanθ = a/2g tanθ = 2 a/g tanθ = a/g ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The critical depth for a channel is given by (where q = Unit discharge (discharge per unit width) through the channel) (q²/g)1/3 (q³/g)1/4 (q⁴/g)1/5 (q/g)1/2 (q²/g)1/3 (q³/g)1/4 (q⁴/g)1/5 (q/g)1/2 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Euler’s dimensionless number relates the following viscous force and buoyancy force pressure force and inertial force inertial force and gravity viscous force and inertial force viscous force and buoyancy force pressure force and inertial force inertial force and gravity viscous force and inertial force ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Dynamic similarity is said to exist between the model and the prototype, if both of them Are equal in size and shape Are identical in shape, but differ only in size None of these Have identical velocities Are equal in size and shape Are identical in shape, but differ only in size None of these Have identical velocities ANSWER DOWNLOAD EXAMIANS APP
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