Technician a States That for a Respiratory Mask to Be

question 173

Multiple Choice

Technician A states that for a respiratory mask to be completely effective, it must cover your ears and nose completely. Technician B states that the kind of filter used in the respiratory mask depends on the chemical present in the atmosphere. Who is correct?

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

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Definitions:

Investment Center

A business unit or department that is responsible for its own revenues, expenses, and investment in assets, with its performance measured by its return on investment.

Controllable Margin

The portion of profit or income directly influenced by the management decisions, typically excluding fixed costs.

Required Return

The minimum expected return by investors for providing capital, based on the risk of the investment.

Operating Assets

Assets used in the daily operations of a business to generate revenue, such as machinery, building, and equipment.