A $2.0 - \mu \mathrm { F }$ Capacitor That Is Initially Uncharged Is Charged Through A

question 361

Multiple Choice

A $2.0 - \mu \mathrm { F }$ capacitor that is initially uncharged is charged through a $50 - \mathrm { k } \Omega$ resistor. How long does it take for the capacitor to reach $90 \%$ of its full charge?

• A) \(0.90 \mathrm {~s}\)
• B) \(2.2 \mathrm {~s}\)
• C) \(2.3 \mathrm {~s}\)
• D) \(0.23 \mathrm {~s}\)

---

Definitions:

Whirlpool

A water bath therapy equipment or a natural phenomenon creating a spinning current, used for therapeutic purposes or observed in natural bodies of water.

REM Rebound

The phenomenon of increased REM sleep phases after a period of REM sleep deprivation, often resulting in more vivid dreams.

REM Sleep

A stage of sleep characterized by rapid eye movements, increased brain activity, and vivid dreams.

NREM Sleep

A type of sleep characterized by non-rapid eye movement, accounting for most of our sleep time and including deep sleep stages.