A Series RC Circuit Has a Time Constant of 1

question 31

Multiple Choice

A series RC circuit has a time constant of 1.0 s.The battery has a voltage of 50 V and the maximum current just after closing the switch is 500 mA.The capacitor is initially uncharged.What is the charge on the capacitor 2.0 s after the switch is closed?

• A)0.43 C
• B)0 66 C
• C)0.86 C
• D)0.99 C

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Definitions:

Accommodation

The process by which the eye's lens changes shape to focus near or far objects on the retina, or adaptively adjusting one’s beliefs or thoughts in cognitive psychology.

Working Memory

A cognitive system that holds and manipulates information in short-term consciousness, critical for reasoning, guidance of decision-making, and behavior.

Sensory Memory

The shortest-term memory which acts as a buffer for stimuli received through the senses, lasting only a few seconds.

Executive Function

A set of cognitive processes including working memory, flexible thinking, and self-control, crucial for managing tasks and behavior.