A Capacitor C Is Connected in Series with a Resistor

question 1

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 parallel with the first one,the time constant of the new RC circuit will be

• A)the same as before.
• B)twice as large as before.
• C)three times a large as before.
• D)one-half as large as before.
• E)one-fourth as large as before.

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Definitions:

Parasympathetic

The branch of the autonomic nervous system responsible for regulating the body's rest and digest functions, opposing the sympathetic system.

Sympathetic

Part of the autonomic nervous system responsible for the body's "fight or flight" response to stress.

Parasympathetic

Relating to the part of the autonomic nervous system that conserves energy by slowing down the heart rate and increasing intestinal and gland activity.

Somatic

Relating to the body, especially as distinct from the mind.