SSC JE Mechanical Engineering 2012 Paper

Question : 137 of 200

Marks: +1, -0

Pseudo-plastic substances are non- Newtonian fluids for which

Solution:

For Pseudo Plastic substance

τ=µ({du}/{dy})^n,n<1

these are non-newtonian fluids for which dynamic viscosity decreases as the rate of shear increases.

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