Physics · Thermodynamics
How can the presence of a small leakage in a pressurized refrigeration cycle be initially identified?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1Using oxygen
- 2Using refrigerant
- 3By vacuum holding
- 4Hearing a hissing sound✓
Correct answer
Hearing a hissing sound
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