Recently Replied Questions

• AC and EMI
  1. A coil with inductance L=0.70H and active resistance r=20Ω is connected in series with an inductance-free resistance R. An alternating voltage with effective value V=220V and frequency ω=314 rad/s is applied across the t ...
  0·2· #Physics#Electricity and magnetism
  replied2011-08-03 05:06:09