A.Logarithmic mean radius
B.Mean area of heat transfer
C.The rate of heat transfer
D.None of the above
Related Mcqs:
- Baffles are provided in heat exchangers to
- Perspiration cools the body by __________?
- A short, hollow cast iron cylinder with a wall thickness of 1 cm is to carry a compressive load of 10 tonnes. If the working stress in compression is 800 kg/cm2, the outside diameter of the cylinder should not be less than
- Lewis number plays an important role in problems of
- A wall 50 mm thick (thermal conductivity k = 40 W/m?C) has temperature difference on two surfaces of 100?C. What could probably change if the temperature difference of this wall drops to 100?C
- Fouling factor
- A high value of Prandtl number indicates
- A casting process which can produce hollow cylinder without use of core is
- The resistance of a fluid to shear depends
- Maximum heat transfer rate can be expected in case of
