Question

Ratio of capacity to economy is known as ________

(a) Water consumption per hour

(b) Steam consumption per hour

(c) Sediment consumption per hour

(d) Milk consumption per hour

This question was posed to me in an interview for job.

The origin of the question is Evaporator in section Building Blocks of Dairy Processing of Dairy Engineering

Answer 1

The correct option is (b) Steam consumption per hour

To explain I would say: Capacity of an evaporator is the amount of water vaporized in the evaporator per unit time. Ratio of capacity to economy is called the steam consumption per hour.