engineering recuitment NIELIT Scientific Assistant Mock Test 2025 Control Systems Signal Flow Graph and Block Diagram Block Diagram Reduction Using Signal Flow Graph
The block diagram is shown in the figure.
The expression for c(t) if r(t) = u(t) and n(t) = δ(t) is ______
1
1 – 3te-t + 3e-2t
2
3e-t – 3e-2t
3
1 – 3e-t + 3e-2t
4
2e-t – te-2t