22justinmcminn
22justinmcminn
04.12.2020 • 
Mathematics

The photograph shows the arm of a mechanical digger. It is controlled by three hydraulic pistons called 'rams', labelled X, Y and Z.
Explain why the arm is raised when compressed air is released into ram X so it extends.


The photograph shows the arm of a mechanical digger. It is controlled by three hydraulic pistons ca

Solved
Show answers

Ask an AI advisor a question