The shear stress in a fluid flowing in a round pipe- – McqOptions

MCQOPTIONS

1.	The shear stress in a fluid flowing in a round pipe-
A.	is constant over the cross-section
B.	is zero at the wall and increases linearly to the center
C.	is zero at the center and varies linearly with radius
D.	varies parabolically across the section
Answer» D. varies parabolically across the section

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