Question

Model proposed by the Friedlander, correlating the air filtration efficiency by impaction can be expressed as (where NSt is the Stokes number)
A.ηimp = 0.075NSt1.2
B. ηimp = 0.75NSt1.2
C. ηimp = 0.25NSt1.2
D. ηimp = 0.025NSt1.2

Answer 1

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HERE IS UR ANSWER...

Option (B) is correct.


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