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

T5A12

What term describes the number of times per second that an alternating current reverses direction?

Select	Answer
A	Speed
B	Pulse rate
C	Wavelength
D	Frequency

---

Hamboozler: Copyright 2007 Four Batons Technology. All rights reserved.
By continuing to use this site, you are agreeing to the Privacy Policy and Terms of Service.
Contact Us