All Questions
3
questions
0
votes
1
answer
395
views
Magnetic field in a Tangent Galvanometer
I was reading about the tangent galvanometer online. I came across a youtube video : https://www.youtube.com/watch?v=wIuAnP9xfxw .
It said that the field produced by the circular coil of the ...
0
votes
2
answers
551
views
Why Earth is like a magnetic dipole?
Earth’s magnetic field is mostly caused by electric currents in the liquid outer core, which is composed of conductive, molten iron. Loops of currents in the constantly moving, liquid iron create ...
4
votes
3
answers
14k
views
Why does Earth behave like Natural Bar Magnet?
What is the reason for the Earth to behave like a bar magnet and have poles (North and South poles)?