Homework Statement
A rectangular plate extends to infinity along the y-axis and has a width of 20 cm. At all faces except y=0, T= 0°C. Solve the semi-infinite plate problem if the bottom edge is held at
T = {0°C when, 0 < x < 10,
T = {100°C when, 10 < x < 20.
Homework Equations
∇2T=0...