Multiple choice

In which of the following an electric current can pass in one direction, while it gets blocked in the opposite direction?

  1. TV

  2. Diode

  3. Transistor

  4. TRIAC

  5. Resistor

Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

In electronics, a diode is a two-terminal electronic component with an asymmetric transfer characteristic, with low (ideally zero) resistance to current flow in one direction and high (ideally infinite) resistance in the other.