1. A car jack has a max pressure rating of 800psi and an ideal mechanical of 50 (MA=50). Answer the following:
a. If the output piston area is 28 sq-in, what is the area of the input piston?
b. What is the max weight which can be lift by this jack system?
c. What is the diameter of the input piston?
d. For an input force of 80lbs, how much weight can be lifted by this jack system?
e. What will the system pressure for this jack be while it is being used to pick up 3000lb.
f. What input force is required to lift the 3000lb load?
