1. (a) For the system given below, two gray surfaces are surrounded by refractory walls. What is the net heat loss of th

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1 A For The System Given Below Two Gray Surfaces Are Surrounded By Refractory Walls What Is The Net Heat Loss Of Th 1 (71.96 KiB) Viewed 23 times

1. (a) For the system given below, two gray surfaces are surrounded by refractory walls. What is the net heat loss of the surface 1, 912? 1 A₁ F12 J₁ Cold El 1- &1 T2₂ 82 E1 A₁ 1 A₁ (1-F12) (b) Derive the following equation (14.33) in the textbook. A₂ - A₁F² 12 F12 = A₁ + A₂ - 2A₁F₁2 Hot T₁ E1 پیدا OTA J3 J2 1-82 E2A₂ 1 A₂ (1-F21) OT₂