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. Directly proportional Inversely proportional Equal to None of these Directly proportional Inversely proportional Equal to None of these ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The center of gravity of the volume of the liquid displaced by an immersed body is called center of gravity metacentre center of buoyancy center of pressure center of gravity metacentre center of buoyancy center of pressure ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The coefficient of viscosity may be determined by Capillary tube method Orifice type viscometer All of these Rotating cylinder method Capillary tube method Orifice type viscometer All of these Rotating cylinder method ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The fluid forces considered in the Navier Stokes equation are gravity, viscous and turbulent pressure, viscous and turbulent gravity, pressure and viscous gravity, pressure and turbulent gravity, viscous and turbulent pressure, viscous and turbulent gravity, pressure and viscous gravity, pressure and turbulent ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A liquid would wet the solid, if adhesion forces as compared to cohesion forces are more equal less less at low temperature and more at high temperature more equal less less at low temperature and more at high temperature ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The discharge through a large rectangular orifice is given by (where H1 = Height of the liquid above the top of the orifice, H2 = Height of the liquid above the bottom of the orifice, b = Breadth of the orifice, and Cd = Coefficient of discharge) Q = (2/3) Cd × b × √(2g) × (H21/2 - H11/2) Q = (2/3) Cd × b × √(2g) × (H2 - H1) Q = (2/3) Cd × b × √(2g) × (H22 - H12) Q = (2/3) Cd × b × √(2g) × (H23/2 - H13/2) Q = (2/3) Cd × b × √(2g) × (H21/2 - H11/2) Q = (2/3) Cd × b × √(2g) × (H2 - H1) Q = (2/3) Cd × b × √(2g) × (H22 - H12) Q = (2/3) Cd × b × √(2g) × (H23/2 - H13/2) ANSWER DOWNLOAD EXAMIANS APP