Four separate RC circuits use different combinations of resistors and capacitors as…

PHYSICS · Single correct · AP · Physics 2: Algebra-based · Electric Circuits · Electric Circuits

Problem

Four separate RC circuits use different combinations of resistors and capacitors as described below. Which circuit has the greatest time constant? • Circuit P: a

2\,\text{k}\Omega

resistor in series with a

2\,\mu\text{F}

capacitor • Circuit Q: a

1\,\text{k}\Omega

resistor in series with a

5\,\mu\text{F}

capacitor • Circuit R: a

3\,\text{k}\Omega

resistor in series with a

1\,\mu\text{F}

capacitor • Circuit S: a

4\,\text{k}\Omega

resistor in series with a

0.50\,\mu\text{F}

capacitor (a) Circuit S (b) Circuit R (c) Circuit Q (d) Circuit P

Related theory

Time-Dependent Circuits
Electric Circuits

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