Control Systems
Signal Flow Graph and Block Diagram
Marks 1Marks 2Marks 5
Basic of Control Systems
Marks 1Marks 2
Frequency Response Analysis
Marks 1Marks 2Marks 5Marks 8Marks 10
Root Locus Diagram
Marks 1Marks 2
State Space Analysis
Marks 1Marks 2Marks 5Marks 10
1
GATE ECE 2023
MCQ (Single Correct Answer)
+2
-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 2 English

A
$${G_1}(s) = {{G(s)} \over {1 + G(s) + G(s)H(s)}}$$ and $${G_2}(s) = {{G(s)} \over {1 + G(s) + G(s)H(s)}}$$
B
$${G_1}(s) = {{G(s)} \over {1 + G(s) + H(s)}}$$ and $${G_2}(s) = {{G(s)} \over {1 + G(s) + H(s)}}$$
C
$${G_1}(s) = {{G(s)} \over {1 + G(s) + H(s)}}$$ and $${G_2}(s) = {{G(s)} \over {1 + G(s) + G(s)H(s)}}$$
D
$${G_1}(s) = {{G(s)} \over {1 + G(s) + G(s)H(s)}}$$ and $${G_2}(s) = {{G(s)} \over {1 + G(s) + H(s)}}$$
2
GATE ECE 2013
MCQ (Single Correct Answer)
+2
-0.6
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 16 English
A
$$\frac{s+1}{5s^2+6s+2}$$
B
$$\frac{s+1}{s^2+6s+2}$$
C
$$\frac{s+1}{s^2+4s+2}$$
D
$$\frac{1}{5s^2+6s+2}$$
3
GATE ECE 2004
MCQ (Single Correct Answer)
+2
-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 5 English
A
$$\frac{1-\left(be\;+\;cf\;+\;dg\right)}{abcd}$$
B
$$\frac{bedg}{1-\left(be\;+\;cf\;+\;dg\right)}$$
C
$$\frac{abcd}{1-\left(be\;+\;cf\;+\;dg\right)\;+\;bedg}$$
D
$$\frac{1-\left(be\;+\;cf\;+\;dg\right)\;+\;bedg}{abcd}$$
4
GATE ECE 2003
MCQ (Single Correct Answer)
+2
-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 17 English
A
$$\frac{6}{s^2+29s+6}$$
B
$$\frac{6s}{s^2+29s+6}$$
C
$$\frac{s(s+2)}{s^2+29s+6}$$
D
$$\frac{s(s+27)}{s^2+29s+6}$$
GATE ECE Subjects
Signals and Systems
Network Theory
Control Systems
Digital Circuits
General Aptitude
Electronic Devices and VLSI
Analog Circuits
Engineering Mathematics
Microprocessors
Communications
Electromagnetics