GATE ECE 2023 | Signal Flow Graph and Block Diagram Question 1 | Control Systems

GATE ECE 2023

MCQ (Single Correct Answer)

-0.67

In the following block diagram, R(s) and D(s) are two inputs. The output Y(s) is expressed as Y(s) = G$$_1$$(s)R(s) + G$$_2$$(s)D(s).

G$$_1$$(s) and G$$_2$$(s) are given by

GATE ECE 2023 Control Systems - Signal Flow Graph and Block Diagram Question 1 English

$${G_1}(s) = {{G(s)} \over {1 + G(s) + G(s)H(s)}}$$ and $${G_2}(s) = {{G(s)} \over {1 + G(s) + G(s)H(s)}}$$

$${G_1}(s) = {{G(s)} \over {1 + G(s) + H(s)}}$$ and $${G_2}(s) = {{G(s)} \over {1 + G(s) + H(s)}}$$

$${G_1}(s) = {{G(s)} \over {1 + G(s) + H(s)}}$$ and $${G_2}(s) = {{G(s)} \over {1 + G(s) + G(s)H(s)}}$$

$${G_1}(s) = {{G(s)} \over {1 + G(s) + G(s)H(s)}}$$ and $${G_2}(s) = {{G(s)} \over {1 + G(s) + H(s)}}$$

GATE ECE 2013

MCQ (Single Correct Answer)

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The signal flow graph for a system is given below. The transfer function $$\frac{Y(s)}{U(s)}$$ for this system is GATE ECE 2013 Control Systems - Signal Flow Graph and Block Diagram Question 15 English

GATE ECE 2013 Control Systems - Signal Flow Graph and Block Diagram Question 15 English

$$\frac{s+1}{5s^2+6s+2}$$

$$\frac{s+1}{s^2+6s+2}$$

$$\frac{s+1}{s^2+4s+2}$$

$$\frac{1}{5s^2+6s+2}$$

GATE ECE 2004

MCQ (Single Correct Answer)

-0.6

Consider the signal flow graph shown in Figure. The gain $$\frac{x_5}{x_1}$$ is GATE ECE 2004 Control Systems - Signal Flow Graph and Block Diagram Question 4 English

GATE ECE 2004 Control Systems - Signal Flow Graph and Block Diagram Question 4 English

$$\frac{1-\left(be\;+\;cf\;+\;dg\right)}{abcd}$$

$$\frac{bedg}{1-\left(be\;+\;cf\;+\;dg\right)}$$

$$\frac{abcd}{1-\left(be\;+\;cf\;+\;dg\right)\;+\;bedg}$$

$$\frac{1-\left(be\;+\;cf\;+\;dg\right)\;+\;bedg}{abcd}$$

GATE ECE 2003

MCQ (Single Correct Answer)

-0.6

The signal flow graph of a system is shown in figure. The transfer function $$\frac{C(s)}{R(s)}$$ of the system is GATE ECE 2003 Control Systems - Signal Flow Graph and Block Diagram Question 16 English