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) 1/3 R 1/2 R 2/3 R 3/4 R 1/3 R 1/2 R 2/3 R 3/4 R ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics THEE HORIZONTAL COMPONENT OF BUOYANT FORCE IS None of these ZERO NEGLIGIBLE SAME AS BUOYANT FORCE None of these ZERO NEGLIGIBLE SAME AS BUOYANT FORCE ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics Free surface of a liquid tends to contract to the smallest possible area due to force of friction surface tension cohesion viscosity friction surface tension cohesion viscosity ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics Surface energy per unit area of a surface is numerically equal to atmospheric pressure force of adhesion force of cohesion surface tension atmospheric pressure force of adhesion force of cohesion surface tension ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics Drag force is a function of i) projected area of the body ii) mass density of the fluid iii) velocity of the body The correct answer is (i), (ii) and (iii) (ii) and (iii) (i) and (ii) (i) and (iii) (i), (ii) and (iii) (ii) and (iii) (i) and (ii) (i) and (iii) ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics The position of center of pressure on a plane surface immersed vertically in a static mass of fluid is always above the centroid of the area at the centroid of the submerged area always below the centroid of the area None of these always above the centroid of the area at the centroid of the submerged area always below the centroid of the area None of these ANSWER DOWNLOAD EXAMIANS APP
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