Hydraulics and Fluid Mechanics in ME According to Newton's law of viscosity, the shear stress on a layer of a fluid is __________ to the rate of shear strain. None of these Directly proportional Equal to Inversely proportional None of these Directly proportional Equal to Inversely proportional ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The velocity at which the laminar flow stops, is known as None of these Lower critical velocity Velocity of approach Higher critical velocity None of these Lower critical velocity Velocity of approach Higher critical velocity ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME When the flow in an open channel is gradually varied, the flow is said to be Unsteady non-uniform flow Steady non-uniform flow Steady uniform flow Unsteady uniform flow Unsteady non-uniform flow Steady non-uniform flow Steady uniform flow Unsteady uniform flow ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A model of a reservior is drained in 4 mts by opening the sluice gate. The model scale is 1: 225. How long should it take to empty the prototype ? 4 x V225 minutes 4 minutes 4 (225)1/3 minutes 4 x (225)3/2 minutes 4 x V225 minutes 4 minutes 4 (225)1/3 minutes 4 x (225)3/2 minutes ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The mercury does not wet the glass. This is due to the property of the liquid known as Surface tension Viscosity Cohesion Adhesion Surface tension Viscosity Cohesion Adhesion ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The most efficient section of a channel is Rectangular Square Triangular Trapezoidal Rectangular Square Triangular Trapezoidal ANSWER DOWNLOAD EXAMIANS APP