Hydraulics & Fluid Mechanics The discharge over a broad crested weir is maximum when the depth of flow is (where H is the available head) H/2 H/3 2 H/3 2 H/5 H/2 H/3 2 H/3 2 H/5 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 radial distance linearly with radial distance as the square of the radial distance inversely as the square of the radial distance inversely as the radial distance linearly with radial distance as the square of the radial distance inversely as the square of the radial distance 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 The continuity equation pi V,A,= p2V2A2 is based on the following assumption regarding flow of fluid (where pi and p2 are mass densities.) frictionless flow steady flow incompressible flow uniform flow frictionless flow steady flow incompressible flow uniform flow ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics An open vessel of water is accelerated up an inclined plane. The free water surface will make an angle in opposite direction to inclination of inclined plane any one of above is possible be horizontal make an angle in direction of inclination of inclined plane make an angle in opposite direction to inclination of inclined plane any one of above is possible be horizontal make an angle in direction of inclination of inclined plane ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics Free surface of a liquid tends to contract to the smallest possible area due to force of viscosity cohesion surface tension friction viscosity cohesion surface tension friction ANSWER DOWNLOAD EXAMIANS APP