Question

zed flows through a copper tube that has an er (D) of 3 mm and is coated in inside diamet polyethylene (Figure). The thin tube is electrically Polyethylene ated uniformly at a rate of 40 W per meter of tube length. The polyethylene melts at a temperature of 85°C. Using the in if the polyethylene could melt. (25 pts) in the figure, determine Wat Length 10 m use saturated water tables to estimate fuid propertis, and assume fully developed fow inisde the tube.) o. Do Cr 4000 to m Lawn or yus tRe:.ins. Find ぺ:t0.FO~. . Te)

Answer 1

Given that Tonァーー 52L um Txo.oo3x 18 6Xlo h 00 23 x (u5 32) (0-094) 0 o2826 구구. ヲ壬 81 23