Mean effective pressure: This is the average effective pressure throughout the whole power stroke. It is expressed in bars or kilo Pascals (1 bar = 100 kPa). 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 PostManifolds Next PostMicro-hybrid