In which direction do DIACs and TRIACs conduct?
A
Option A: The DIAC conducts in the forward direction and the TRIAC in the reverse direction
B
Option B: Both conduct in the forward direction
C
Option C: Both conduct in either direction
D
Option D: Both conduct in the reverse direction
Correct answer C. Both conduct in either direction
Explanation
Both DIAC and TRIAC are bidirectional devices; once triggered or broken over they can conduct current in either direction, which suits AC applications.
Answer checked 11 October 2026 · How we write and check questions
Next question
Tip: press A, B, C or D to answer, and N for the next question.
Advertisement
Discussion