meekanam amuthuma wadak.me kramaya baawithaa wenne hotel walatai thattu gewal walatai.
3 way switched system eken karanne switch 2kin 1ka bulb ekak control  karana eka.
nikamata hithanna oyaage gedara padi pele thiyena light eke switch eka pallehaa thattuwe thibunanm light eka niwanna aapahu pallehaatama yanna wenawne.


menna eekata wisaduma .
me circui eke widiyata harigassuwama padipelen pallehaa 1 switch ekakuth padipelen udaha thawa switch ekakuth hai karanna wenaw.
ethakota a switch 2n ma puluwan ara mada thiyena bulb eka on / off karanna.

menna mehemai eeka hadaaganne.
oya diagram 2kama ekak thamai. bulb eka thiyena thana witharai wenas .