Question

The rate of buildup of fouling does not depend on which of the following?

(a) Milk quality  and Air content of the product

(b) Temperature difference between product and heating medium

(c) Pressure conditions in the heating section

(d) Thickness of stainless steel

The question was posed to me during an interview for a job.

The query is from Heat Exchangers topic in section Building Blocks of Dairy Processing of Dairy Engineering

Answer 1

Correct option is (d) Thickness of stainless steel

The explanation is: The rate of buildup of fouling depends on many factors such as temperature difference between product and heating medium, Milk quality, Air content of the product and Pressure conditions in the heating section.