Agas at 450 k is lowing inside a 2-in. steel pipe, schedule 40. the pipe is insulated with 51 mm of lagging having a mean k 0.0623 8 a mean k - 0.0623 w/m. k. the convective heat transfer coefficient of the gas inside the pipe is 30.7 w/m2.k and the convective coefficient on the outside of the lagging is 1 w/m2.k. the air is at a temperature of 300 k. a) calculate the heat loss per unit length of 1m of pipe using resistances. b) repeat using the overall uo based on the outside area ao c) repeat using the overall u based on the inside area a. [51.58 wi (51.58 w 51.58 w