a: Alternating current ~
b: a hand saw
What: "Direct current is like a chainsaw - the sharp bits travel in one direction doing work (slicing wood) and then return to their original location. The motion of the chain is constant.
...
Alternating current is like a hand saw - the sharp bits travel in one direction, then briefly stop, then travel in the opposite direction."
Useful?
Writer: Pentium100
LCC: TK
Where:
Date: Sep 30 2013 8:31 PM
# 3658 Critique Analogy