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369

Q:

The application of low-temperature engines is?

  • 1
    submarine propulsion
  • 2
    research on superconductivity
  • 3
    rocket technology
  • 4
    frost free refrigerators
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Answer : 3. "rocket technology"
Explanation :

Low-temperature combustion (LTC) is a recent engine technology that can reduce the oxides of nitrogen (NOx) and soot emissions simultaneously while maintaining higher thermal efficiency.


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