If a Mile of 24-Gauge Copper Wire Has a Resistance $\Omega$

question 67

Multiple Choice

If a mile of 24-gauge copper wire has a resistance of 0.14 k $\Omega$ and the resistivity of copper is 1.7 *10 ^{- 8} $\Omega$ . m,what is the diameter of the wire? (1 mile = 1.6 km)

• A)0.40 mm
• B)0.50 mm
• C)0.63 mm
• D)0.80 mm
• E)0.25 mm

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Definitions:

Labor Efficiency Variance

The difference between the actual labor hours taken to produce something and the standard labor hours expected, multiplied by the labor rate.

Direct Labor

The wages and salaries for workers who are directly involved in the production of goods.

Raw Materials

The basic materials and substances used in the initial stages of production to manufacture goods.

Standard Costs

Predicted costs associated with manufacturing or providing a service, used for budgetary control and performance analysis.