Hydraulics & Fluid Mechanics Mercury is often used in barometer because its vapour pressure is so low that it may be neglected it is the best liquid both (B) and (C) the height of barometer will be less its vapour pressure is so low that it may be neglected it is the best liquid both (B) and (C) the height of barometer will be less 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 300 337.5 600 675 300 337.5 600 675 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 5.0 above the hydraulic gradient 2.4 m above the hydraulic gradient 6.4 m above the hydraulic gradient 10.0 m above the hydraulic gradient 5.0 above the hydraulic gradient 2.4 m above the hydraulic gradient 6.4 m above the hydraulic gradient ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics Uniform flow occurs when the flow is streamline size and shape of the cross section in a particular length remain constant the flow is steady size and cross section change uniformly along length the flow is streamline size and shape of the cross section in a particular length remain constant the flow is steady size and cross section change uniformly along length 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 uniform flow steady flow incompressible flow frictionless flow uniform flow steady flow incompressible flow ANSWER DOWNLOAD EXAMIANS APP
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
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