The Length of a Certain Wire Is Doubled and at the Same

question 126

Multiple Choice

The length of a certain wire is doubled and at the same time its radius is reduced by a factor of 2.What is the new resistance of this wire?

• A)It is 2 times as large.
• B)It is 4 times as large.
• C)It is 6 times as large.
• D)It it 8 times as large.
• E)It is ½ as large.

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Definitions:

Progressive Taxes

Taxation that takes a larger percentage of income from high-income earners than from low-income earners, aimed at reducing income inequality.

Ability-To-Pay Principle

The concept that taxes should be levied according to an individual's or entity's ability to bear them, typically resulting in higher earners paying more taxes.

Lump-Sum Taxes

Taxes that are a fixed amount, not dependent on the taxpayer's income or activities, thus they do not distort economic decisions.

Economic Efficiency

A condition where every resource is optimally allocated to serve each individual or entity in the best way while minimizing waste and inefficiency.