If We Double the Resistance in a Circuit but Keep

question 175

Multiple Choice

If we double the resistance in a circuit but keep the current in it constant, the power dissipated by that circuit will

• A) be one-fourth as great.
• B) be two times as great.
• C) be one-half as great.
• D) be four times as great.

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Definitions:

Population Means

The average value of a particular characteristic for an entire population.

One-tail Area

Refers to the area under the probability distribution curve to either the left or right of a specified value, used in hypothesis testing to assess one-sided significance.

Equal-variances Test

A statistical procedure used to assess whether the variances of two populations are equal, as assumed by certain parametric tests.

Unequal Variances

A situation in statistical analyses where two or more groups have significantly different variances, impacting the assumptions of certain tests.