The distance y from pipe boundary, at which the point velocity is equal to average velocity for turbulent flow, is________________?

Related Mcqs:

A rectangular block 2 m long, 1 m wide and 1 m deep floats in water, the depth of immersion being 0.5 m. If water weighs 10 kN/m3, then the weight of the block is________________?

A. 5kN B. lOkN C. 15 kN D. 20 kN...

In a Sutro weir, the discharge is proportional to________________?

A. H1/2 B. H3/2 C. H5/2 D. H where H is head...

The Prartdtl mixing length is_________________?

A. zero at the pipe wall B. maximum at the pipe wall C. independent of shear stress D. none of the above...

The discharge of a liquid of kinematic viscosity 4 cm2/sec through a 8 cm dia-meter pipe is 3200n cm7sec. The type of flow expected is__________________?

A. laminar flow B. transition flow C. turbulent flow D. not predictable from the given data...

A floating body is said to be in a state of stable equilibrium_________________?

A. when its metacentric height is zero B. when the metacentre is above the centre of gravity C. when the metacentre is below the centre of gravity D. only when its centre of gravity is below its centre of buoyancy...