모두CBT
그림과 같은 블록선도의 전달함수 C(s)R(s)\dfrac{C(s)}{R(s)}R(s)C(s) 는?
G(s)H1(s)H2(s)1+G(s)H1(s)H2(s)\dfrac{G(s)H_1(s)H_2(s)}{1+G(s)H_1(s)H_2(s)}1+G(s)H1(s)H2(s)G(s)H1(s)H2(s)
G(s)1+G(s)H1(s)H2(s)\dfrac{G(s)}{1+G(s)H_1(s)H_2(s)}1+G(s)H1(s)H2(s)G(s)
G(s)1−G(s)(H1(s)+H2(s))\dfrac{G(s)}{1-G(s)(H_1(s)+H_2(s))}1−G(s)(H1(s)+H2(s))G(s)
G(s)1+G(s)(H1(s)+H2(s))\dfrac{G(s)}{1+G(s)(H_1(s)+H_2(s))}1+G(s)(H1(s)+H2(s))G(s)