Hodograph for Punch Operation (Hosford and Cadell 2E 8-3)

[1350-F]

Homework Statement

Homework Equations

dW/dt = k ∑ (S⋅V*)

dW/dt = P (w/2) V_p

The Attempt at a Solution

Attached: img005.pdf

I have some idea about the orientation of V* 1-4 based on the upper-bound field provided. Unsure if I should include a V₅. Is there shear on CE? (Wrote DE in my work but meant CE) Also unsure what the magnitude of V^*_CE would be.

I got P/2k = 8. Seems high

 

[1350-F]

Rotated image!