Transformers: the Primary Coil of a Transformer Has 100 Turns

question 10

Multiple Choice

Transformers: The primary coil of a transformer has 100 turns and its secondary coil has 400 turns. If the ac voltage applied to the primary coil is 230 V, what voltage is present in its secondary coil?

• A) 920 V
• B) 58 V
• C) 130 V
• D) 400 V
• E) 100 V

---

Definitions:

Shipping Increases

A rise in the cost or amount required to transport goods from one location to another, potentially affecting trade and sales prices.

Decertification

The process by which a labor union is removed as the representative of the employees in a bargaining unit, typically through a vote by the employees.

Bargaining Agent

A labor union or individual representative designated to negotiate employment terms on behalf of a group of employees.

Closed-shop Agreement

A labor agreement requiring employees to be members of a union as a condition of employment, typically illegal in the U.S. under the Taft-Hartley Act.