Hydraulics and Fluid Mechanics in ME A metal with specific gravity of 'a' floating in a fluid of same specific gravity 'a' will Sink to bottom Float over fluid Be fully immersed with top surface at fluid surface Partly immersed Sink to bottom Float over fluid Be fully immersed with top surface at fluid surface Partly immersed ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Mechanical efficiency of a centrifugal pump is the ratio of 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 Manometric head to the energy supplied by the impeller per kN of water Energy supplied to the pump to the energy available at the impeller 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 Manometric head to the energy supplied by the impeller per kN of water Energy supplied to the pump to the energy available at the impeller ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME When a liquid is flowing through a pipe, the velocity of the liquid is Maximum at the centre and zero near the walls Zero at the centre and maximum near the walls Maximum at the centre and minimum near the walls Minimum at the centre and maximum near the walls Maximum at the centre and zero near the walls Zero at the centre and maximum near the walls Maximum at the centre and minimum near the walls Minimum at the centre and maximum near the walls ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The speed of an imaginary turbine, identical with the given turbine, which will develop a unit power under a unit head, is known as Normal speed None of these Specific speed Unit speed Normal speed None of these Specific speed Unit speed ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME In a footstep bearing, if the radius of the shaft is doubled, then the torque required to overcome the viscous resistance will be Eight times Four times Sixteen times Double Eight times Four times Sixteen times Double ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Kinematic similarity is said to exist between the model and the prototype, if both of them Have identical velocities Are equal in size and shape Are identical in shape, but differ only in size Have identical forces Have identical velocities Are equal in size and shape Are identical in shape, but differ only in size Have identical forces ANSWER DOWNLOAD EXAMIANS APP