Hydraulics & Fluid Mechanics Normal depth in open channel flow is the depth of flow corresponding to uniform flow laminar flow Steady flow unsteady flow uniform flow laminar flow Steady flow unsteady flow 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 size and cross section change uniformly along length the flow is steady the flow is streamline size and shape of the cross section in a particular length remain constant size and cross section change uniformly along length the flow is steady 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) 3/4 R 2/3 R 1/2 R 1/3 R 3/4 R 2/3 R 1/2 R 1/3 R ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics If a sphere of diameter 1 cm falls in castor oil of kinematic viscosity 10 stokes, with a terminal velocity of 1.5 cm/sec, the coefficient of drag on the sphere is less than 1 160 between 1 and 100 200 less than 1 160 between 1 and 100 200 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics A perfect gas has constant viscosity is incompressible is of theoretical interest None of these has constant viscosity is incompressible is of theoretical interest None of these ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics A model of torpedo is tested in a towing tank at a velocity of 25 m/sec. The prototype is expected to attain a velocity of 5 m/sec. What model scale has been used ? 1 : 5 1:50 1 : 2.5 1 :25 1 : 5 1:50 1 : 2.5 1 :25 ANSWER DOWNLOAD EXAMIANS APP