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1. |
What is the value of overall heat transfer coefficient for air condensers? |
A. | 350-780 W/m<sup>2 </sup>K |
B. | 250 -900 W/m<sup>2 </sup>K |
C. | 200-350 W/m<sup>2 </sup>K |
D. | 200-1950 W/m<sup>2 </sup>K |
Answer» B. 250 -900 W/m<sup>2 </sup>K | |