choice. This image is a derivative work of the following images: File:Four_pulleys.svg licensed with Cc-by-2.5, Cc-by-sa-3.0-migrated, GFDL 2008-09-14T19:57:25Z
distance An illustration showing how pulleys are used to obtain a mechanical advantage. Using additional pulleys decreases the force required but increases
choice. This image is a derivative work of the following images: FourpulleysFH.svg licensed with Cc-by-2.5, Cc-by-sa-3.0-migrated, GFDL 2013-01-20T23:31:21Z
choice. This image is a derivative work of the following images: File:Four_pulleys_FH.svg licensed with Cc-by-2.5, Cc-by-sa-3.0-migrated, GFDL 2013-01-20T23:31:21Z