Problem 2:
A uniform edge load of $w_1$ = 60 N/m and $w_2$ =
45 N/m is applied to the rubber membrane
shown. It is originally square with dimensions
of a = 100 mm and b = 100 mm and thickness
t = 2 mm. Determine the new dimensions a',
b', and t' after the load is applied. E = 4 MPa,
v = 0.42.