asked 150k views
5 votes
Which of the following are voltage sources?

a. ohm's law
b. resistance
c. electric charge
d. batteries and wall sockets

asked
User Dono
by
8.5k points

2 Answers

3 votes
Electric charge, batteries, and wall outlets are voltage sources. So is a lemon with a copper penny and a galvanized nail stuck in it.
answered
User PQW
by
8.0k points
1 vote
Batteries and wall sockets
answered
User Phyber
by
7.8k points