Building Services MCQ: DC current flows in one direction, while ac current rises from zero to a maximum, then falls to zero in one direction, then rises to a maximum, then falls to zero in the opposite direction.

DC current flows in one direction, while ac current rises from zero to a maximum, then falls to zero in one direction, then rises to a maximum, then falls to zero in the opposite direction.

Correct Answer: True

Make the most of this question

This page focuses on one Building Services question from Engineering. After checking the answer, return to the topic list to practice more or run a timed set.

← More Building Services MCQs All Engineering topics Mock test hub