The Cost of a One-Unit Increase in an Activity

question 96

Multiple Choice

The cost of a one-unit increase in an activity

• A) is called the total one-unit cost.
• B) is called the marginal cost.
• C) decreases as more of the activity is done.
• D) is called the marginal benefit/cost.
• E) is called the unit cost.

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Definitions:

Resistive Load

An electrical load that consumes power in the form of heat, and its resistance essentially remains constant throughout its operation.

Line Voltage

The voltage measured between any two phases in a multi-phase electrical system.

Phase Voltage

The voltage measured across a single component in a multiphase system.

Wye

A three-phase connection in electrical systems where the endpoints of three coils are connected at a single neutral point, forming a Y shape, commonly used in power distribution.