1. Find the perimeter of a slot having the dimension given below:

2. What force (in tons) is required to punch the slot in questions 1 in material having an ultimate tensile strength of 60,000 PSI with a thickness of .25??

3. What is the largest square hole that can be punched in .375? thick material with an ultimate tensile strength of 70,000 PSI using a 75 ton punch press?

4. What force is required to cut .375 thick material with a ultimate tensile strength of 60,000 PSI in a hydraulic shear having a shear angle of 3 degrees?

-4.00- R 0.75