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The unit of dynamic viscosity is ____________

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+1 vote
in Environmental Engineering by (81.4k points)
The unit of dynamic viscosity is ____________

(a) Metre^2/Sec

(b) Metre/Sec

(c) Pa * Sec

(d) Dimensionless

This question was posed to me by my school teacher while I was bunking the class.

Question is from Grit Chambers, Tanks and Vacuum Floatation topic in division Unit Operations for Wastewater Treatment, Preliminary Treatment of Environmental Engineering

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The correct option is (c) Pa * Sec

For explanation I would say: The dynamic viscosity is the ratio of shear stress to velocity gradient. Its unit is Pa * Sec.

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