A Resistor, an Uncharged Capacitor, a Dc Voltage Source, and an Open

question 137

Multiple Choice

A resistor, an uncharged capacitor, a dc voltage source, and an open switch are all connected in series. The switch is closed at time t = 0 s. Which one of the following is a correct statement about
This circuit?

• A) The charge on the capacitor after one time constant is 1/e of its maximum value.
• B) The charge on the capacitor after four time constants is about 98% of the maximum value.
• C) The voltage on this capacitor after one time constant is 100% of its maximum value.
• D) The voltage on the capacitor after one time constant is 1/e of the maximum value.
• E) The charge on the capacitor after one time constant is 50% of its maximum value.

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Definitions:

Middle Ages

A historical period in Europe spanning approximately from the 5th to the late 15th century, marked by feudalism, the rise of Christian monasticism, and the lack of central government.

Devastating Toll

A severe negative impact or consequence, often referring to loss of life, extensive damage, or significant hardship.

Cause

A factor or situation that brings about an effect or a change, or the reason something happens.

Plague

A deadly infectious disease caused by the bacterium Yersinia pestis, historically resulting in widespread epidemics and significant mortality, such as during the Black Death.