11). A pipe of thermal condactivity of 40 wink has inside dimeter of 0.1023 and outside diameter 1143 is insolated by a layer of c.obm thicknes and therman conductivity of 0.065 wlak The pipe eartice afloud the inside surface at 105c The outside surface of the insolation is at 22c The heat transfer per unit lenght could be eszimated to be: A] 47.256 B] 23 w c]. 32 w DJ- 36 5.60 EJ. NAN * The temperature at the interface between the two equals A]. tooc B] 99c c]. 105c D]. 102c E). NAN