Technician a Says That Both R-12 and R-134a Refrigerants Are

question 38

Multiple Choice

Technician A says that both R-12 and R-134a refrigerants are lighter than air when in a gaseous state.Technician B says that using an electronic leak detector is not always the best way of sourcing a leak because its sensitivity can make identifying the location difficult.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:

Collect Like Terms

The process of simplifying an algebraic expression by combining terms that have the same variable raised to the same power.

Operation Indicated

The process of performing the mathematical operation suggested by a given situation or problem.

Final Value

The last or concluding worth of an investment or financial product, often after a set period or upon maturity.

Formula

A mathematical relationship or rule expressed in symbols, typically representing the relationship between different quantities.