The Primary Coil of an Ideal Transformer Has 100 Turns $120 \mathrm {~V}$

question 99

Multiple Choice

The primary coil of an ideal transformer has 100 turns and its secondary coil has 400 turns. If the ac voltage applied to the primary coil is $120 \mathrm {~V}$ , what voltage is present in its secondary coil?

• A) \(400 \mathrm {~V}\)
• B) \(30 \mathrm {~V}\)
• C) \(100 \mathrm {~V}\)
• D) \(480 \mathrm {~V}\)
• E) \(70 \mathrm {~V}\)

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Definitions:

Futures Contract

A legally binding contract for the future transaction of goods or assets at a set price and predetermined date.

Cash Flows

Cash flows represent the net amount of cash and cash-equivalents being transferred into and out of a business, crucial for assessing its financial health, liquidity, and solvency.

Hedge

A strategy used in investing to minimize or offset the risk of adverse price movements in an asset.

Hedge Position

An investment made to reduce the risk of adverse price movements in an asset, often by taking an offsetting position in a related security.