Accessible AC (#2)

Electricity and Magnetism Level 1

At 60 Hz, how many milliohms $(m \Omega)$ of capacitive reactance are associated with a $1 F$ capacitor?

Note: Give your answer as a positive number

1 solution

Steven Chase
Dec 16, 2017

Capacitive reactance can be expressed as follows:

$X_C = \frac{1}{\omega C} = \frac{1}{2 \pi f C}$

Plugging in numbers:

$X_C =\frac{1}{2 \pi (60) (1)} \approx 2.653 \, m \Omega$