I really don't understand the lever involving part and how to compute the input force,
isnt it 180 Newton as given above? please help me through this problem
Homework Statement
The input and output pistons of a hydraulic jack are respectively 1 cm and 4 cm in diameter. A lever with a mechanical advantage of 6 is used to apply force to the input piston. How much mass can the jack lift if a force of 180 N is applied to the lever and efficiency is...