2040Chemical EngineeringMedium
Pick out the wrong unit conversion of heat transfer co-efficient?
A1 BTU/ft2.hr.°F = 4.88 kcal/m2.hr.°C = 20.44 kJ/m2.hr°C = 5.678 W/m2.°C
B1 W/m2.°C = 0.1761 BTU/ft2.hr.°F.
C1 kcal/m2.hr.°C = 0.2048 BTU/ft2.hr. °F. = 1.163 W/m2.°K
D1 kcal/m2.hr.°K = 1.163 W/m2.°C
Correct answer
D. 1 kcal/m2.hr.°K = 1.163 W/m2.°C
Explanation
The correct answer is 1 kcal/m2.hr.°K = 1.163 W/m2.°C.