A Coil with a Self-Inductance of 6

question 27

Multiple Choice

A coil with a self-inductance of 6.0 H is connected to a dc source through a switch. As soon as the switch is closed at t = 0 s, the rate of change of current is 2.0 A/s. What is the emf induced in this coil at t = 0 s?

• A)6.0 V
• B)3.0 V
• C)12 V
• D)0.33 V
• E)0 V

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Definitions:

Materials Price Variance

The difference between the actual cost of materials used in production and the expected (or standard) cost, which can indicate changes in market prices or issues with budgeting.

Raw Material

Basic materials that are used in the production process to manufacture goods.

Variable Overhead Rate

The rate at which variable overhead costs are allocated to each unit of production, which may vary with the level of output.

Direct Labor-Hours

Overall employment hours dedicated directly to the manufacturing operation.