As a treatment for chronic back pain, a medical patient may be fitted with a device that

Question:

As a treatment for chronic back pain, a medical patient may be fitted with a device that passes a small electrical current (10 mA) through the muscles in the lower back as shown in Figure P19.2. If the current is supplied in short pulses 0.50 s in length, how many electrons pass through the muscles during one pulse?

Figure P19.2