ehema tibbata wadak na bn p=iv ne 3n passe ampere patta widihata adu wenawa etakota power eka nati taram
example: 5ta 32v tibbata ampere enne 0.5k wage e kiyanne power eka p=iv , > p = 0.5*32 > p=16w e time ekata oya 100w laptop ekak use karanawa nam battery eken tama ituru power eka denne