1.

A BTU/hr.ft.2 °F is equal to$

A. 1 kcal/hr. m²°C
B. 4.88 kcal/hr. m.2°C
C. 1 kcal/hr. m².°K
D. None of these
Answer» C. 1 kcal/hr. m¬¨‚â§.¬¨‚àûK


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