Earn $100 Online Daily. Work From Home. Click Here

What is the correct answer?


At the center line of a pipe flowing under pressure where the velocity gradient is zero, the shear stress will be

A. Minimum

B. Maximum

C. Zero

D. Could be any value

Related Questions

The velocity at which the laminar flow stops, is known as An ideal flow of any fluid must satisfy In an external mouthpiece, the absolute pressure head at vena contracta… The units of dynamic or absolute viscosity are Free surface of a liquid behaves like a sheet and tends to contract to… Viscous force is the __________ of shear stress due to viscosity and cross-section… Surface tension has the units of Which of the following statement is wrong? The factional resistance of a pipe varies approximately with __________… Property of a fluid by which its own molecules are attracted is called Fluid is a substance which offers no resistance to change of According to equation of continuity, The upper surface of a weir over which water flows is known is The efficiency of power transmission through pipe is (where H = Total… The divergent portion of a Venturimeter is made longer than convergent… An open vessel of water is accelerated up an inclined plane. The free… Uniform flow occurs when A flow in which the viscosity of fluid is dominating over the inertia… An average value of coefficient of velocity is For a floating body to be in equilibrium Coefficient of contraction is the ratio of According to Darcy's formula, the loss of head due to friction in the… According to Bazin's formula, the discharge over a rectangular weir is… In a free nappe, Working principle of dead weight pressure gauge tester is based on Kinematic viscosity is equal to The flow in a pipe or channel is said to be non-uniform when The discharge over a rectangular weir, considering the velocity of approach,… A flow through a long pipe at constant rate is called The stress-strain relation of the Newtonian fluid is