An oil cooler in a high performance engine has an outside surface are – McqOptions

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1.	An oil cooler in a high performance engine has an outside surface area 0.12 m2 and a surface temperature of 65 degree Celsius. At any intermediate time air moves over the surface of the cooler at a temperature of 30 degree Celsius and gives rise to a surface coefficient equal to 45.4 W/ m 2 K. Find out the heat transfer rate?
A.	238.43 W
B.	190.68 W
C.	543.67 W
D.	675.98 W
Answer» C. 543.67 W

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