The Length of a Certain Wire Is Doubled While the Radius

question 86

Multiple Choice

The length of a certain wire is doubled while the radius is reduced by a factor of 4. What is the change in the resistance of this wire?

• A) It stays the same.
• B) It is quadrupled.
• C) It is increased by a factor of 32.
• D) It is increased by a factor of 16.
• E) It is increased by a factor of 8.

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Definitions:

Bonds

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Money Supply

The money supply refers to the total amount of monetary assets available in an economy at a specific time, including cash and deposits.

Leverage Ratio

A leverage ratio is a financial metric used to measure the level of debt used by a business in relation to its equity or assets, indicating the financial health and risk of the entity.

Reserve Requirement

The minimum amount of reserves that a bank must hold against its deposits as mandated by central banking regulations, affecting the bank's capacity to lend.