4answers

[Others] How does an inductor block AC and let DC through ? And vice versa for a capacitor?

I think more how does a signal have both an AC and DC component? I understand that an inductor at a high frequency will have a very high impedance and thus not allow current to flow. But wouldnt that ...
1answers

[Others] Why does current lag voltage in an inductor when opposing EMF relies on current changes?

Why does an inductor cause current to lag voltage? Doesn't a conductor need to have current running through it while it is passed through a magnetic field to produce an opposing EMF?
1answers

[Others] Can I use inductors for SMD as electromagnets?

I'm not seeing many surface-mount electromagnets out there. There are definitely a lot of SMD inductors available, and I hope they're cheap. How can I calculate the magnetic force they will ex...
2answers
Ranking Name Answers
1 PCBWay Team 8
2 Frederic 3
3 Engineer 1
4 Jegatheesan Soundrapandian 1