Shear stress in a fluid flowing in a round pipe – McqOptions

MCQOPTIONS

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

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