- #1

suyoon

- 4

- 0

a) Explain the boundary condition at x=L should be d/dx U(x,t) = 0.

b) Find the normal modes for the wave equation d2/dt2 U(x,t) = c2 * d2/dx2 U(x,t) with the above boundary conditions.

c) Plot the three lowest frequency normal modes.