Multiple Choice Question (MCQ)
Question: Which is the advantage of AC drive?
A.
Power and control circuit are simple
B.
Speed and design ratios have upper limits
C.
Produce a simulated wave form
D.
Heavy windings required
Correct Answer: Speed and design ratios have upper limits
Explanation
The ABCs of first aid consist of three different components.
A = Airway
B = Breathing
C = Circulation/Compression