A Series LC Circuit in a Radio Is in Resonance

question 45

Multiple Choice

A series LC circuit in a radio is in resonance with AM 1200 kHz.If the radio station is changed to AM 600 kHz,by what factor must the capacitance be multiplied to again achieve resonance?

• A) 4
• B) 2
• C) 1/2
• D) 1/4

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Definitions:

Promissory Estoppel

A legal principle that prevents a person from going back on a promise even when a legal contract does not exist.

Unilateral Contract

An agreement in which one party makes a promise in exchange for an act performed by another party.

Consideration

In contract law, a crucial element that refers to something of value promised to another when making a contract.

Liquidated Debt

Debt for which there is no dispute between the parties about the fact that money is owed and the amount of money owed.