A Leaking Evaporator Is Being Replaced

question 17

Multiple Choice

A leaking evaporator is being replaced.Technician A says the new o-rings should be coated with clean refrigerant oil.Technician B says the some refrigerant oil shoud be added to the system prior to recharging the system.Who is correct?

• A) Technician A only
• B) Technician B only
• C) Both A and B
• D) Neither A nor B

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Definitions:

Time Variance

The variance between the real duration it takes to finish a task and the initially projected time for its completion.

Total Cost Variance

The difference between the actual costs incurred and the standard (or expected) costs for a given production or project period.

Purchase Price Variances

The difference between the actual cost of goods purchased and the standard cost, used to measure the efficiency of the purchasing function.

Standard Cost

A predetermined cost of manufacturing, selling, or any other business operation, used for budgeting and performance evaluation.