ISRO Mechanical & Aerospace 2023 - Question 64

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Topic: Fluid Mechanics

Rapid and sharp changes in fluid properties in a very small region of gas flow is known as

  • A. Cavitation
  • B. Shock wave
  • C. Sublimation
  • D. Chocking

Answer: B. Shock wave

Explanation: A shock wave is a steep finite pressure wave where rapid and sharp changes in fluid properties (such as pressure, temperature, and density) occur in a supersonic gas flow.

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