Hydraulics and Fluid Mechanics in ME
Newton’s law of viscosity relates

shear stress, viscosity and temperature
shear stress and rate of angular deformation
intensity of pressure and rate of angular deformation
viscosity and rate of angular deformation

ANSWER DOWNLOAD EXAMIANS APP

Hydraulics and Fluid Mechanics in ME
An orifice is said to be large, if

The velocity of flow is large
The available head of liquid is more than 5 times the height of orifice
The available head of liquid is less than 5 times the height of orifice
The size of orifice is large

ANSWER DOWNLOAD EXAMIANS APP

Hydraulics and Fluid Mechanics in ME
Mechanical 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
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
Energy supplied to the pump to the energy available at the impeller

ANSWER DOWNLOAD EXAMIANS APP