in an ac circuit, the average velocity of the electrons is:
a) a fraction of a centimetre per second
b)a few metres per second
c)3/4 the speed of light
d)the speed of light
e) zero metres/sec
2007-05-27 01:12:12 · 2 answers · asked by Anonymous in Science & Mathematics ➔ Physics
E. Since a/c changes direction, the AVERAGE would be zero.
Average SPEED would be a different story.
2007-05-27 01:17:47 · answer #1 · answered by Anonymous · 1⤊ 0⤋
e zero: In ac the electrons flow back and forth never really getting anywhere
naseem you have put 24 questions in and have never chosen a best answer for anyone who has taken the time to answer your homework for you.
do us a favor and go through your list of questions and choose the best answer for each of them
PS Davids answer here is best
2007-05-27 08:16:30 · answer #2 · answered by colin p 3 · 0⤊ 0⤋