5.2 Impulse response 2 R(s)=1,C(s) s2+25n,S+n Assume: O<2<I e s@nt SIn a st t→)00 0 e(∞)=0 c(t) 0<<1 5>15.2 Impulse Response 2 2 2 2 ( ) 1, ( ) n n n s s R s C s     + + = = Assume: 0   1 sin 1 0 1 ( ) 2 2 − ⎯ ⎯→ − = − t→ n n t c t e t n       e() = 0 t c(t) 0   1   1