Estimate the heat transfer coefficient for the tube, when it is (i) in horizontal position, and (ii) in vertical position. The tube is 1.7 m long and has 1.25 cm outer diameter. It is used to condense...

Estimate the heat transfer coefficient for the tube, when it is (i) in horizontal position, and (ii) in vertical position. The tube is 1.7 m long and has 1.25 cm outer diameter. It is used to condense steam at 0.4 bar. The water flows through the tube maintaining the wall surface at 54°C.