A Series RL Circuit Has Two Resistors and Two Inductors

question 11

Multiple Choice

A series RL circuit has two resistors and two inductors. The resistors dissipate 7 W and 12 W. The inductive powers are 15 VARs and 8 VARs. The applied voltage is 240 V. How much is the circuit current?

• A) 8.045 A
• B) 10.43 A
• C) 19.83 A
• D) 22.63 A

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Definitions:

Labor Rate Variance

A metric used to measure the difference between the actual rate paid to workers and the expected (or standard) rate.

Direct Labor

The labor cost attributed directly to the production of goods or services.

Standard Cost

A predetermined cost of manufacturing a single unit or a number of units of a product, calculated for managerial accounting purposes.

Materials Quantity Variance

A measure of the difference between the actual quantity of materials used in production and the expected quantity, multiplied by the standard cost per unit.