Hydraulics & Fluid Mechanics The line of action of the buoyant force acts through the centroid of the volume of the floating body volume of the fluid vertically above the body submerged body displaced volume of the fluid volume of the floating body volume of the fluid vertically above the body submerged body displaced volume of the fluid ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics Uniform flow occurs when the flow is steady size and cross section change uniformly along length size and shape of the cross section in a particular length remain constant the flow is streamline the flow is steady size and cross section change uniformly along length size and shape of the cross section in a particular length remain constant the flow is streamline ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics The shear stress distribution for a fluid flowing in between the parallel plates, both at rest, is parabolic distribution across the section zero at plates and increases linearly to midpoint zero at the mid plane and varies linearly with distance from mid plane constant over the cross section parabolic distribution across the section zero at plates and increases linearly to midpoint zero at the mid plane and varies linearly with distance from mid plane constant over the cross section ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics The normal stress is same in all directions at a point in a fluid only when the fluid is incompressible and has zero viscosity When there is no motion of one fluid layer relative to an adjacent layer irrespective of the motion of one fluid layer relative to an adjacent layer only when the fluid is frictionless only when the fluid is incompressible and has zero viscosity When there is no motion of one fluid layer relative to an adjacent layer irrespective of the motion of one fluid layer relative to an adjacent layer only when the fluid is frictionless ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics Operation of McLeod gauge used for low pressure measurement is based on the principle of Charle’s law Pascal’s law gas law Boyle’s law Charle’s law Pascal’s law gas law Boyle’s law 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 between 1 and 100 160 200 less than 1 between 1 and 100 160 200 ANSWER DOWNLOAD EXAMIANS APP