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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