Efficiency: The ac load power divided by the dc power supplied to the circuit multiplied by 100 percent. Related posts: Personnel Management Operative Functions Administrative Role of PM Competency HR Management Role Change Personnel Policies Personnel Procedures Appealed Policies Implied Policies Specific Policies Personnel records Research Pure research Personnel research Attitude or Opinion Survey Turnover Secondary research Applied research Personnel audit Read more articles Previous PostDuty Cycle Next PostElectromagnetic Interference (EMI)