Dismiss Notice
Join Physics Forums Today!
The friendliest, high quality science and math community on the planet! Everyone who loves science is here!

Working of capacitor in shock pen

  1. Jan 24, 2015 #1
    Can anyone explain the use of capacitor in a shock pen
  2. jcsd
  3. Jan 24, 2015 #2
    It stores the energy - the key part of most of these is an inductor and switch. Current flows in the inductor and then a switch interrupts the current flow and a large voltage is produced. The V = L * dI/dt
Know someone interested in this topic? Share this thread via Reddit, Google+, Twitter, or Facebook

Similar Discussions: Working of capacitor in shock pen
  1. Capacitor - working (Replies: 7)

  2. Working of capacitor (Replies: 3)