1
GATE ECE 2001
MCQ (Single Correct Answer)
+1
-0.3
If the characteristic equation of a closed-loop system is s2 + 2s + 2 =0, then the system is
A
overdamped
B
critically damped
C
underdamped
D
undamped
2
GATE ECE 2001
MCQ (Single Correct Answer)
+1
-0.3
The equivalent of the block diagram in Figure is given as GATE ECE 2001 Control Systems - Signal Flow Graph and Block Diagram Question 12 English
A
GATE ECE 2001 Control Systems - Signal Flow Graph and Block Diagram Question 12 English Option 1
B
GATE ECE 2001 Control Systems - Signal Flow Graph and Block Diagram Question 12 English Option 2
C
GATE ECE 2001 Control Systems - Signal Flow Graph and Block Diagram Question 12 English Option 3
D
GATE ECE 2001 Control Systems - Signal Flow Graph and Block Diagram Question 12 English Option 4
3
GATE ECE 2001
MCQ (Single Correct Answer)
+2
-0.6
An electrical system and its signal-flow graph representations are shown in Figure (a) and (b) respectively. The values of G2 and H, respectively are GATE ECE 2001 Control Systems - Signal Flow Graph and Block Diagram Question 5 English
A
$$\frac{Z_3\left(s\right)}{Z_2\left(s\right)+Z_3\left(s\right)+Z_4\left(s\right)},\frac{-Z_3\left(s\right)}{Z_1\left(s\right)+Z_3\left(s\right)}$$
B
$$\frac{-Z_3\left(s\right)}{Z_2\left(s\right)-Z_3\left(s\right)+Z_4\left(s\right)},\frac{-Z_3\left(s\right)}{Z_1\left(s\right)+Z_3\left(s\right)}$$
C
$$\frac{Z_3\left(s\right)}{Z_2\left(s\right)+Z_3\left(s\right)+Z_4\left(s\right)},\frac{Z_3\left(s\right)}{Z_1\left(s\right)+Z_3\left(s\right)}$$
D
$$\frac{-Z_3\left(s\right)}{Z_2\left(s\right)-Z_3\left(s\right)+Z_4\left(s\right)},\frac{Z_3\left(s\right)}{Z_1\left(s\right)+Z_3\left(s\right)}$$
4
GATE ECE 2001
MCQ (Single Correct Answer)
+2
-0.6
The feedback control system in Figure is stable GATE ECE 2001 Control Systems - Stability Question 14 English
A
for all K $$\geq$$ 0
B
only if K $$\geq$$ 1
C
only if 0 $$\leq$$ K < 1
D
only if 0 $$\leq$$ K $$\leq$$ 1
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