A Capacitor C Is Connected in Series with a Resistor

question 220

Multiple Choice

A capacitor C is connected in series with a resistor R across a battery and an open switch. If a second capacitor of capacitance 2C is connected in series with the first one, the time constant of the
New RC circuit will be

• A) smaller than before.
• B) variable.
• C) larger than before.
• D) the same as before.

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Definitions:

Margin of Error

An indicator of the confidence in the results of a survey or experiment, reflecting the maximum expected difference between the true population parameter and a sample estimate.

Confidence Interval

A spectrum of values obtained from sample statistics that has a high probability of encompassing an unknown parameter of the population.

Sample Size

The number of observations or data points collected or selected from a population for the purpose of statistical analysis.

Sample Proportion

A statistic that estimates the fraction of the total population that exhibits a specific attribute, calculated from a sample.