HVAC Excellence Master LC Refrigeration Practice Questions - HVAC Excellence Master Specialist - Light Commercial Refrigeration (Written Examination) Exam

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A low-temperature freezer operates with an absolute suction pressure of 30 psia and an absolute discharge pressure of 270 psia. What is the compression ratio?

9 to 1 240 to 1 8.1 to 1 300 to 1

Correct Answer:

9 to 1

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