The unit step response of a system starting from rest is given by c(t) = 1 - e-2t for t ≥ 0. The transfer function of the syste is-A-B-C-D--B-

Question

The unit step response of a system starting from rest is given by c(t) = 1 - e-2t for t &ge; 0. The transfer function of the syste is-A-B-C-D--B-

APTITUDE CRACK · Accepted Answer

B  H(s) = C(s)/X(s). And C(s) = 1/s 1/(s+2) = 2/s(s+2). X(s) = 1/s. So H(s) = 2/(s+2).

Signals and Systems