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 337.5 600 675 300 337.5 600 675 300 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics The horse power transmitted through a pipe is maximum when the ratio of loss of head due to friction and total head supplied is 2/3 1/2 1/4 1/3 2/3 1/2 1/4 1/3 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 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) 1/2 R 1/3 R 3/4 R 2/3 R 1/2 R 1/3 R 3/4 R 2/3 R ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics The peoperty by virtue of which a liquid opposes relative motion between its different layers is called viscosity surface tension osmosis co-efficient of viscosity viscosity surface tension osmosis co-efficient of viscosity ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics The total pressure force on a plane area is equal to the area multiplied by the intensity of pressure at the centriod, if the area is vertical All of these the area is horizontal the area is inclined the area is vertical All of these the area is horizontal the area is inclined ANSWER DOWNLOAD EXAMIANS APP