The Primary Coil of a Transformer Has 200 Turns and Its

question 45

Multiple Choice

The primary coil of a transformer has 200 turns and its secondary coil has 50 turns, and the current in the secondary coil is 40 A.When a 12-V alternating current is applied to the primary coil of the transformer, the secondary voltage will be

• A)3 V.
• B)6 V.
• C)24 V.
• D)48 V.

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Definitions:

APR

Annual Percentage Rate; a measure of the cost of credit, expressed as a yearly interest rate.

Rate of Compounding

The rate at which an investment grows due to compounding, where interest earns interest over periods.

Discount Rate

The interest rate charged to commercial banks and other financial institutions for loans received from a country's central bank.

Present Value

The present worth of a future sum of money or series of cash flows, based on a given return rate.