Please Refer To The Attachment To Answer This Question. This… Admission Essay Help

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Question 1 A solar thermal collector is on the roof of a building. The incident Correct global radiation on the collector is 934 W/m2. The collector has Mark 0.20 out of an average solar radiation absorption of 0.73 and an average 0.20 emissivity of 0.48. The sky temperature is 9.7 degrees Celsius. P Flag question Assume that heat loss by conduction and convection are negligible. Calculate the stagnation temperature of the collector in degrees Celcius. Please give answer to 3 significant figures. Answer: 148 The correct answer is: 148
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