In a double pipe concentric heat exchanger, the equivalent diameter of annulus for heat transfer would be (where, D1 and D2 are I.D. of inner and outer pipes)
Options
A.
B. D2 - D1
C.
D. none of these
Correct Answer
More questions
1. A vapor whose partial pressure is less than its equilibrium vapor pressure is called the __________ vapor.
Correct Answer: Liquor flows inside the tube, while the steam is outside submerging the tube.
5. The molar composition of a gas is 10% H2, 10% O2, 30% CO2 and balance H2O. If 50% H2O condenses, the final mole percent of H2 in the gas on a dry basis will be