Answer:
do u have a photo that comes w/ this? so i could help more :) ?
Explanation:
Answer:

Explanation:
First, define
( electromotive force )-is the unit electric charge imparted by an energy source. In this case the generator.
The peak emf is:
=
Substituting
and the value for peaf
gives:
Total length=
=
=
Hence, wire's length is 171.43m
the answer is 1a as rearrange gives I = v divided by r