Question Bank • QB_IDE_EXP_052 MSQ • 2 Marks

Section 5: Irrigation and Drainage Engineering

Wells and Pumps

Subtopic: Classification of pumps

Question Statement:

Which of the following pump types are classified as positive displacement pumps?

Options:

  • (A) Reciprocating piston pump
  • (B) Rotary gear pump
  • (C) Centrifugal pump
  • (D) Axial flow propeller pump

Answer Key:

A, B

Step-by-Step Solution & Explanation

Pumps are classified into: • Positive displacement: Reciprocating (piston, plunger, diaphragm) and rotary (gear, lobe, vane, screw). • Roto-dynamic (kinetic): Centrifugal (radial flow), mixed flow, and axial flow (propeller) pumps.
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