Hydraulics & Fluid Mechanics The shear stress distribution for a fluid flowing in between the parallel plates, both at rest, is zero at plates and increases linearly to midpoint constant over the cross section parabolic distribution across the section zero at the mid plane and varies linearly with distance from mid plane zero at plates and increases linearly to midpoint constant over the cross section parabolic distribution across the section zero at the mid plane and varies linearly with distance from mid plane ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics The difference of pressure between the inside and outside of a liquid drop is (a)p = Txr p = T/2r (b)p = T/r (d)p = 2T/r (a)p = Txr p = T/2r (b)p = T/r (d)p = 2T/r ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics When a body floating in a liquid, is displaced slightly, it oscillates about center of pressure center of buoyancy metacentre e.g. of body center of pressure center of buoyancy metacentre e.g. of body 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
Hydraulics & Fluid Mechanics The normal stress is same in all directions at a point in a fluid 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 only when the fluid is incompressible and has zero viscosity ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics In which of the following the friction drag is generally larger than pressure drag? a cylinder an airfoil a sphere a circular disc or plate held normal to flow a cylinder an airfoil a sphere a circular disc or plate held normal to flow ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS