Homework Statement
Find the current i and voltage e in a line of length l, t seconds after the ends are suddenly grounded, given that i(x,0)=i0, e(x,0)=e0 sin(3.14x/l)
Homework Equations
The Attempt at a Solution
a type of ... i donno
find the current i and voltage e in a line of length l,t seconds after the ends are suddenly grounded,given that i(x,0)=i0,e(x,0)=e0 sin (3.14x/l)