Which expression gives the equivalent capacitance of two capacitors with capacitances…

PHYSICS · Single correct · AP · Physics 2: Algebra-based · Electric Force Field and Potential · Electric Force Field and Potential

Problem

Which expression gives the equivalent capacitance

C_{eq}

of two capacitors with capacitances

C_1

and

C_2

connected in series? (a)

C_{eq}=C_1+C_2

(b)

C_{eq}=\dfrac{C_1 C_2}{2\left(C_1+C_2\right)}

(c)

C_{eq}=\dfrac{C_1 C_2}{C_1+C_2}

(d)

C_{eq}=\dfrac{C_1+C_2}{2}