Question

Which of the following is the correct classification of pumps?

(a) Physical principle of operation

(b) Mechanical principle of operation

(c) Chemical principle of operation

(d) Biological principle of operation

This question was addressed to me in unit test.

I would like to ask this question from Types of Pumps in section Pumps and Pumping of Environmental Engineering

Answer 1

The correct answer is (b) Mechanical principle of operation

Explanation: The pumps are classified on the basis of the mechanical operation of the principle, type of power and type of service.