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this the question man? 10. A 4-by-4-m horizontal heater is placed in room air at 15C. Both the top and the bottom surfaces are heated

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this the question man?

10. A 4-by-4-m horizontal heater is placed in room air at 15C. Both the top and the bottom surfaces are heated to 50C. Estimate the total heat loss by free convection. (Ans. 3886W ) 10. A 4-by-4-m horizontal heater is placed in room air at 15C. Both the top and the bottom surfaces are heated to 50C. Estimate the total heat loss by free convection. (Ans. 3886W )

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