Hello All, :)
Please see the picture , input force F1 and area A1 and second area A2 are all same for 3 cases .
in case 2 and 3 , red open outline represents a free-to-move , ie , "T" piece move upward
for the 1st case , output force F2 should be F2=A2/A1 x F1 , by pascal's principle ...