mechanical advantage Archive
Following are the images from each of the questions in the quiz with worked solutions using the ‘T-method’ for calculating Ideal and Theoretical MA. You need to be logged in to view the rest of the content.
This image shows two possible hauling scenarios each using a Petzl IDs for progress capture. There are several ways to determine the mechanical advantage of this system but it is a good exercise to consider the following
The Fast Fours is a simple variation on a standard set-of-fours. The difference is that the far end of the rope is not terminated on the becket of a pulley. Instead it is run through another progress