Hydraulics & Fluid Mechanics Free surface of a liquid tends to contract to the smallest possible area due to force of surface tension friction cohesion viscosity surface tension friction cohesion viscosity 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) and (ii) (i) and (iii) (ii) and (iii) (i), (ii) and (iii) (i) and (ii) (i) and (iii) (ii) and (iii) (i), (ii) and (iii) ANSWER DOWNLOAD EXAMIANS APP
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/5 2 H/3 H/2 H/3 2 H/5 2 H/3 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics To avoid vaporisation in the pipe line, the pipe line over the ridge is laid such that it is not more than 10.0 m above the hydraulic gradient 6.4 m above the hydraulic gradient 5.0 above the hydraulic gradient 2.4 m above the hydraulic gradient 10.0 m above the hydraulic gradient 6.4 m above the hydraulic gradient 5.0 above the hydraulic gradient 2.4 m above the hydraulic gradient 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 make an angle in direction of inclination of inclined plane be horizontal any one of above is possible make an angle in opposite direction to inclination of inclined plane make an angle in direction of inclination of inclined plane be horizontal any one of above is possible 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.) incompressible flow uniform flow frictionless flow steady flow incompressible flow uniform flow frictionless flow steady flow ANSWER DOWNLOAD EXAMIANS APP
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