Hydraulics & Fluid Mechanics Free surface of a liquid tends to contract to the smallest possible area due to force of viscosity friction cohesion surface tension viscosity friction cohesion surface tension ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics The distance from pipe boundary, at which the turbulent shear stress is one-third die wall shear stress, is (where R is the radius of pipe) 2/3 R 3/4 R 1/3 R 1/2 R 2/3 R 3/4 R 1/3 R 1/2 R ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics For a floating body to be in equilibrium center of buoyancy and e.g. must lie on same vertical plane All of these a righting couple should be formed meta center should be above e.g. center of buoyancy and e.g. must lie on same vertical plane All of these a righting couple should be formed meta center should be above e.g. ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics Two pipe systems are said to be equivalent when head loss and discharge are same in two systems friction factor and length are same in two systems length and diameter are same in two systems length of pipe and discharge are same in two systems head loss and discharge are same in two systems friction factor and length are same in two systems length and diameter are same in two systems length of pipe and discharge are same in two systems ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics Pressure of the order of 10''' torr can be measured by ionisastion gauge Pirani Gauge Bourdon tube Micro-manometer ionisastion gauge Pirani Gauge Bourdon tube Micro-manometer ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics The total pressure force on a plane area is equal to the area multiplied by the intensity of pressure at the centriod, if the area is inclined the area is horizontal All of these the area is vertical the area is inclined the area is horizontal All of these the area is vertical ANSWER DOWNLOAD EXAMIANS APP