Question

________ chiller is powered by a heat source like steam and uses no moving parts.

(a) Absorption

(b) Reciprocating

(c) Centrifugal

(d) Screw driven

This question was posed to me by my college professor while I was bunking the class.

The origin of the question is Heat Transfer Applications in division Heat Transfer Applications of Food Processing Unit Operations

Answer 1

Right choice is (a) Absorption

Best explanation: In absorption chillers, the refrigerant is absorbed by a liquid sorbent. The refrigerant  used are water and ammonia and liquid sorbents arelithium bromide or water. At high temperatures, the refrigerant is desorbed from solution.