Anonymous User

Hamboozler

Logging in (or registering) will help the system to select questions that you need to focus on.

E5I12

What characteristic of optoisolators is often used in power supplies?

SelectAnswer
AThey have low impedance between the light source and the phototransistor
BThey have very high impedance between the light source and the phototransistor
CThey have very high impedance between the light source and the LED
DThey have low impedance between the light source and the LED