it is impossible to calculate the dia without velocity. But for
the details you have given we can apply the haigen poisuells law
p1-p2=32Mul/d^2 where p1-p2=pressure drop M=viscosity l=length
d=dia u=avg velocity umax/2=uavg
Wiki User
∙ 16y ago
This answer is:
👍 Helpful (0)👎 Not Helpful (0)
Add a Comment
Add your answer:
Earn +20 pts
Q: Fluid mechanics how 2calculate the non circ.duct diameterdoes not have the value of velocity.Flow rate 3msDensity 1.2kgm3 viscosity 1.7x10-5Nsm2pressure drop5KNm2Fric length 120m.frictionFact0.007?