Question

During evaporation of edible solutions, the BPR-boiling point rise should be _____ and the foaming and scale formation should be _____

(a) Low, minimum

(b) High, maximum

(c) Low, maximum

(d) High, minimum

I had been asked this question during an online interview.

I need to ask this question from Unit Operations in section Heat Transfer Equipment, Microwave Heating, Evaporation, Diffusion and Mass Transfer and Dehydration of Food Engineering

Answer 1

Correct option is (a) Low, minimum

Explanation: During evaporation of edible solutions, the BPR-boiling point rise should be low and the foaming and scale formation should be minimum.