# Two finned surfaces with long fins are identical, except that the convection heat transfer coefficient for the

## Question:

Two finned surfaces with long fins are identical, except that the convection heat transfer coefficient for the first finned surface is twice that of the second one. What statement below is accurate for the efficiency and effectiveness of the first finned surface relative to the second one?

(a) Higher efficiency and higher effectiveness

(b) Higher efficiency but lower effectiveness

(c) Lower efficiency but higher effectiveness

(d) Lower efficiency and lower effectiveness

(e) Equal efficiency and equal effectiveness

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**Related Book For**

## Heat And Mass Transfer Fundamentals And Applications

**ISBN:** 9780073398181

5th Edition

**Authors:** Yunus Cengel, Afshin Ghajar