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Formula of coefficient of viscosity

Answer» Δt=time , displacement =ΔxTherefore, shearing stress =Δx/l where l= lengthStrain rate=Δx/lΔtη=shearing stress/strain rate(F/A)/(Δx/lΔt) = (Fl)/vA where Δx/t=vTherefore η=(Fl)/ vA


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