If three 2.4-µF capacitors are connected in series,what is the combined capacitance?
A)8.0E-7 F
B)1.4E-5 F
C)7.2E-8 F
D)2.4E-6 F
E)4.6E-6 F

Question

If three 2.4-µF capacitors are connected in series,what is the combined capacitance?
A)8.0E-7 F
B)1.4E-5 F
C)7.2E-8 F
D)2.4E-6 F
E)4.6E-6​ F

Quizplus · Accepted Answer

When capacitors are connected in series, the reciprocal of the total capacitance is the sum of the reciprocals of the individual capacitances. For three 2.4-µF capacitors in series: 1/C_total = 1/2.4µF + 1/2.4µF + 1/2.4µF = 1.25E6. Thus, C_total = 1 / 1.25E6 F = 8.0E-7 F.

If Three 2