A Transformer Changes the 10,000 V Power Line to 120

question 18

Multiple Choice

A transformer changes the 10,000 V power line to 120 V.If the primary coil contains 750 turns,how many turns are on the secondary?

• A) 3
• B) 6
• C) 9
• D) 63,000
• E) 21,000

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Definitions:

Marginal Analysis

The examination of the additional benefits of an activity compared to the additional costs incurred by that same activity.

Total Cost

The sum of all expenses incurred in the production of goods or services, including both fixed and variable costs.

Relevant Costs

Costs directly related to a specific decision, which will change as a result of that decision.

Average Cost

The total cost of production divided by the number of goods produced, representing the cost per unit of output.