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 337.5 300 675 600 337.5 300 675 600 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics At the centre line of a pipe flowing under pressure where the velocity gradient is zero, the shear stress will be maximum minimum could be any value negative value maximum minimum could be any value negative value 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 An open vessel of water is accelerated up an inclined plane. The free water surface will 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 make an angle in opposite direction to inclination of inclined plane ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics Surface energy per unit area of a surface is numerically equal to force of adhesion atmospheric pressure surface tension force of cohesion force of adhesion atmospheric pressure surface tension force of cohesion ANSWER DOWNLOAD EXAMIANS APP
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
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