C-38 Refrigeration Practice Questions - California CSLB C-38 Refrigeration Examination Exam

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A refrigeration contractor must estimate the product load to cool 2,000 lbs of fresh beef from 65 degrees F down to 35 degrees F over a 24-hour pull-down period. Given the specific heat above freezing is 0.75 BTU/lb-degree F, what is the required hourly product cooling load?

1,250 BTU/hr required hourly cooling load. 1,500 BTU/hr required hourly cooling load. 1,875 BTU/hr required hourly cooling load. 2,250 BTU/hr required hourly cooling load.

Correct Answer:

1,875 BTU/hr required hourly cooling load.

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