Q102
Fouling factor is used
A.
In heat exchanger design as a safety factor
AnswerB.
In case of Newtonian fluids
C.
When a liquid exchanges heat with a gas
D.
None of the above
Answer: Option A
Solution
Answer: Option A
Solution:
The fouling factor represents the theoretical resistance to heat flow due to a build-up of a layer of dirt or other fouling substance on the tube surfaces of the heat exchanger