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GATE 2025 Chemical Engineering, Q24 · Instrumentation

The correct answer is A, Fluid Flow Rate.

Question

The vortex shedding meter is primarily used for measuring

  • A. Fluid Flow Rate
  • B. Liquid Level
  • C. Fluid Temperature
  • D. Fluid Pressure

Official answer: Fluid Flow Rate

Why

GATE 2025 official key: (A). A bluff body sheds vortices at a frequency proportional to flow velocity (Strouhal relation), making it a fluid flow rate meter.

Explanation cross-checked for consistency. Final answer matches the official IIT answer key.

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