Allied & ICAR Exam Bank • ALLIED_1057 MCQ • 1 Mark

Section 2: Farm Machinery

Farm Machinery

Subtopic: Spraying and Plant Protection

Question Statement:

If the operating pressure of a hydraulic sprayer nozzle is increased by a factor of 4, the volumetric discharge rate of the nozzle increases by a factor of:

Options:

  • (A) 2
  • (B) 4
  • (C) 8
  • (D) 16

Answer Key:

A

Step-by-Step Solution & Explanation

Discharge through an orifice nozzle follows Torricelli's law: $q \propto \sqrt{P}$. Increasing pressure by $4$ increases discharge by $\sqrt{4} = 2$.
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