An Ideal Transformer Consists of a 500-Turn Primary Coil and a 2000-Turn

question 377

Multiple Choice

An ideal transformer consists of a 500-turn primary coil and a 2000-turn secondary coil. If the current in the secondary is 3.0 A, what is the current in the primary?

• A) 0.75 A
• B) 48 A
• C) 12 A
• D) 1.3 A

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Definitions:

Reserve-Requirement Ratio

The fraction of deposits that banks are required by law to keep on hand as reserves or at the central bank.

Monetary Policy

Actions undertaken by a central bank to control the money supply and interest rates in the economy.

Deposit Expansion Multiplier

A ratio that measures the potential increase in total bank deposits that can result from an initial deposit, based on the reserve requirement ratio.

Government Securities

Financial instruments issued by the government to borrow money from investors that usually come with a promised set of future payments.