Electronics - Alternating Current and Voltage - Discussion

4. 

Most practical alternators generate electricity from

[A]. a coil rotating within a magnetic field
[B]. a magnetic field rotating around fixed windings
[C]. a permanent magnet rotating within a varying electromagnetic field
[D]. none of the above

Answer: Option B

Explanation:

No answer description available for this question.

Krishnakumar.C said: (Feb 20, 2014)  
Generating voltage is very high so a magnetic field rotating around fixed windings.

Post your comments here:

Name *:

Email   : (optional)

» Your comments will be displayed only after manual approval.