The Reason for Using a Reducing Plenum System Is to ____

question 27

Multiple Choice

The reason for using a reducing plenum system is to ____.

• A) reduce maintenance costs
• B) reduce the operating cost of the system
• C) provide easier means of fastening the takeoff fittings
• D) maintain a constant pressure throughout the length of the trunk duct

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Definitions:

Mathematical Equation

A statement of equality between two expressions which holds true under certain conditions.

Independent Variable

A variable in an experiment or model that is manipulated to observe its effect on the dependent variable.

Dependent Variable

A variable in experimental and statistical modeling whose value is dependent on the influence of another variable (the independent variable).

Coefficient Of Determination

A statistic that indicates the proportion of the variance in the dependent variable that is predictable from the independent variable(s).