GATE ECE 2001 | GATE ECE Year Wise Previous Years Questions

GATE ECE 2001

MCQ (Single Correct Answer)

-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 6 English

GATE ECE 2001 Control Systems - Signal Flow Graph and Block Diagram Question 6 English

$$\frac{Z_3\left(s\right)}{Z_2\left(s\right)+Z_3\left(s\right)+Z_4\left(s\right)},\frac{-Z_3\left(s\right)}{Z_1\left(s\right)+Z_3\left(s\right)}$$

$$\frac{-Z_3\left(s\right)}{Z_2\left(s\right)-Z_3\left(s\right)+Z_4\left(s\right)},\frac{-Z_3\left(s\right)}{Z_1\left(s\right)+Z_3\left(s\right)}$$

$$\frac{Z_3\left(s\right)}{Z_2\left(s\right)+Z_3\left(s\right)+Z_4\left(s\right)},\frac{Z_3\left(s\right)}{Z_1\left(s\right)+Z_3\left(s\right)}$$

$$\frac{-Z_3\left(s\right)}{Z_2\left(s\right)-Z_3\left(s\right)+Z_4\left(s\right)},\frac{Z_3\left(s\right)}{Z_1\left(s\right)+Z_3\left(s\right)}$$

GATE ECE 2001

MCQ (Single Correct Answer)

-0.6

The feedback control system in Figure is stable GATE ECE 2001 Control Systems - Stability Question 14 English

for all K $$\geq$$ 0

only if K $$\geq$$ 1

only if 0 $$\leq$$ K < 1

only if 0 $$\leq$$ K $$\leq$$ 1

GATE ECE 2001

Subjective

-0

Consider the feedback control system shown in figure. GATE ECE 2001 Control Systems - Stability Question 4 English

(a) Find the transfer function of the system and its characteristic equation.

(b) Use the Routh-Hurwitz criterion to determine the range of 'K' for which the system is stable.

GATE ECE 2001

MCQ (Single Correct Answer)

-0.3

Given the $$G\left(s\right)H\left(s\right)=\frac K{s\left(s+1\right)\left(s+3\right)}$$, the point of intersection of the asymptotes of the root loci with the real axis is

-4

1.33

-1.33

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