Agricultural Engineering > GATE 2020 > Heat Transfer
Heat gain is occurring through a composite cold storage wall, made of brick and polyurethane foam insulation (thickness and thermal conductivity values are given below). If the exposed surfaces of brick and insulation are at 45 °C and 10 °C, respectively, the temperature at the interface of brick and insulation in °C (round off to 1 decimal place) is _______.
Correct : 41.5
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