Effective surface area of finned tube - Heat Transfer

Q.  How is the effective surface area of finned tube surface calculated?
Where,
Afin = the area of tube surface on which fines are provided
Aunfinned = the area of tube surface on which fines are not provided
ηfin = fin efficiency
- Published on 12 Aug 15

a. A = Aunfinned + Afin
b. A = ηfin (Aunfinned + Afin)
c. A = Aunfinned + (ηfin x Afin)
d. A = (ηfin x Afin)

ANSWER: A = Aunfinned + (ηfin x Afin)

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    Discussion

  • Indu   -Posted on 24 Nov 20
    Share explanation please

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