I have a 50 year old home. I am doing some remodeling and found that I have 2 separate circuits sharing the same neutral. I hadn't seen this before and I am worried about it. Is this in itself a problem? Also, the neutral is hot where I am remodeling but not at the breaker box. Do I have a...

When an emf is generated in the alternator both poles are simultaneously 0V or at polar opposites in varying degrees of voltage. However in the supply circuit the live is +tve or -tve in varying degrees of voltage & the neutral remains at 0V. So the question is, what happens after the...

I have a 3 wire circuit, and the neutral has 13 amps reading on it, is this normal?

I was hoping someone could explain something to me, I was at a friends house where he turned on his lights in the kitchen at the lights came on and went off immediately. When the switch box was opened and the two switches removed we had two hots incoming, two switch legs with no juice and two hot...

I just ran a completely new 10 gauge wire for my newly relocated clothes dryer. I wired up the breaker and turned if off, and turned the main breaker back on. When I measure voltage between the black and white OR between the red and white even though the breaker is OFF I get 1.3 volts. How...