Hydraulics & Fluid Mechanics Surface energy per unit area of a surface is numerically equal to force of cohesion force of adhesion atmospheric pressure surface tension force of cohesion force of adhesion atmospheric pressure surface tension ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics For a floating body to be in stable equilibrium, its metacentre should be between e.g. and center of pressure above the center of buoyancy above the center of gravity. below the center of buoyancy between e.g. and center of pressure above the center of buoyancy above the center of gravity. below the center of buoyancy ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics If a sphere of diameter 1 cm falls in castor oil of kinematic viscosity 10 stokes, with a terminal velocity of 1.5 cm/sec, the coefficient of drag on the sphere is 200 less than 1 160 between 1 and 100 200 less than 1 160 between 1 and 100 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics The line of action of the buoyant force acts through the centroid of the volume of fluid vertically above the body center of the volume of floating body centriod of the displaced volume of fluid center of gravity of any submerged body centroid of the volume of fluid vertically above the body center of the volume of floating body centriod of the displaced volume of fluid center of gravity of any submerged body 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 linearly with radial distance inversely as the radial distance as the square of the radial distance inversely as the square of the radial distance linearly with radial distance inversely as the radial distance as the square of the radial distance inversely as the square of the radial distance ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics For a sphere of radius 15 cm moving with a uniform velocity of 2 m/sec through a liquid of specific gravity 0.9 and dynamic viscosity 0.8 poise, the Reynolds number will be 675 600 337.5 300 675 600 337.5 300 ANSWER DOWNLOAD EXAMIANS APP