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G5C12
What is the capacitance of a 20-microfarad capacitor connected in series with a 50-microfarad capacitor?
Pick an answer to check it.
Answer: B. 14.3 microfarads
Two capacitors in series use product over sum: C = (20 x 50) / (20 + 50) = 1000 / 70 = 14.3 uF.
Tip: Series caps: product over sum.