Q. Cryogenic Engines find applications in

  • (A) Frost - Free refrigerators
  • (B) Sub-marine propulsion
  • (C) Researches in superconductivity
  • (D) Rocket technology
✅ Correct Answer: (D) Rocket technology

Published by Physics Walla ⭐ 649 Points at 13-Oct-2022 06:03 am in Physics

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