Given : Air is heated by passing it through a 0.025 m bore copper tube , maintained at 280 °C, from 15 °C to 270 °C and
Posted: Sat Feb 26, 2022 11:49 am
Given : Air is heated by passing it through a 0.025 m bore copper tube , maintained at 280 °C, from 15 °C to 270 °C and at a mean velocity of 30 m/s. To find: The length of the tube and the pumping power required, by taking f = 0.3164/ (Re) and properties of air at the mean film temperature.