Hydraulics & Fluid Mechanics The peoperty by virtue of which a liquid opposes relative motion between its different layers is called osmosis co-efficient of viscosity surface tension viscosity osmosis co-efficient of viscosity surface tension viscosity ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics For laminar flow in a pipe of circular cross-section, the Darcy’s friction factor f is inversely proportional to Reynolds number and directly proportional to pipe wall roughness inversely proportional to Reynolds number and indpendent of pipe wall roughness directly proportional to pipe wall roughness and independent of Reynolds number directly proportional to Reynolds number and independent of pipe wall roughness inversely proportional to Reynolds number and directly proportional to pipe wall roughness inversely proportional to Reynolds number and indpendent of pipe wall roughness directly proportional to pipe wall roughness and independent of Reynolds number directly proportional to Reynolds number and independent of pipe wall roughness ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics When a liquid rotates at a constant angular velocity about a vertical axis as a rigid body, the pressure intensity varies inversely as the square of the radial distance linearly with radial distance as the square of the radial distance inversely as the radial distance inversely as the square of the radial distance linearly with radial distance as the square of the radial distance inversely as the radial distance ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics The Prartdtl mixing length is None of these independent of shear stress maximum at the pipe wall zero at the pipe wall None of these independent of shear stress maximum at the pipe wall zero at the pipe wall ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics Separation of flow occurs when All of these the boundary layer comes to rest the pressure intensity reaches a minimum the cross-section of a channel is reduced All of these the boundary layer comes to rest the pressure intensity reaches a minimum the cross-section of a channel is reduced ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics Select the correct statement Local atmospheric pressure depends upon elevation of locality only Local atmospheric pressure is always below standard atmospheric pressure A barometer reads the difference be-tween local and standard atmospheric pressure Standard atmospheric pressure is the mean local atmospheric pressure a* sea level Local atmospheric pressure depends upon elevation of locality only Local atmospheric pressure is always below standard atmospheric pressure A barometer reads the difference be-tween local and standard atmospheric pressure Standard atmospheric pressure is the mean local atmospheric pressure a* sea level ANSWER DOWNLOAD EXAMIANS APP