Hydraulics & Fluid Mechanics The Prartdtl mixing length is None of these zero at the pipe wall maximum at the pipe wall independent of shear stress None of these zero at the pipe wall maximum at the pipe wall independent of shear stress ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics For measuring flow by a venturimeter, if should be installed in in any direction and in any location. inclined line with upward flow vertical line horizontal line in any direction and in any location. inclined line with upward flow vertical line horizontal line ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics A model of torpedo is tested in a towing tank at a velocity of 25 m/sec. The prototype is expected to attain a velocity of 5 m/sec. What model scale has been used ? 1 :25 1:50 1 : 2.5 1 : 5 1 :25 1:50 1 : 2.5 1 : 5 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics Surface energy per unit area of a surface is numerically equal to surface tension force of adhesion atmospheric pressure force of cohesion surface tension force of adhesion atmospheric pressure force of cohesion ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics An object having 10 kg mass weighs 9.81kg on a spring balance. The value of ‘g’ at this place is 9.81 m/sec² 10.2/m sec 9.75 m/sec² 10m/sec² 9.81 m/sec² 10.2/m sec 9.75 m/sec² 10m/sec² ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics The line of action of the buoyant force acts through the centroid of the volume of the fluid vertically above the body submerged body volume of the floating body displaced volume of the fluid volume of the fluid vertically above the body submerged body volume of the floating body displaced volume of the fluid ANSWER DOWNLOAD EXAMIANS APP