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Viscous force is 

Option: 1

Independent to velocity gradient. 


Option: 2

Directly proportional to Velocity gradient 


Option: 3

inversely proportional to velocity gradient 


Option: 4

None of the above 


Answers (1)

best_answer

As we learned 

 

Velocity gradient -

Viscous force directly proportional  to Velocity gradient

- wherein

F\alpha \frac{dv}{dx}

 

 F=-\eta A\frac{\mathrm{d} v}{\mathrm{d} x}

 

Posted by

seema garhwal

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