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GATE ECE 1998
MCQ (Single Correct Answer)
+1
-0.3
The open loop transfer function of a unity feedback open-loop system is $$\frac{2s^2+6s+5}{\left(s+1\right)^2\left(s+2\right)}$$. The characteristic equation of the closed loop system is
A
$$2s^2+6s+5=0$$
B
$$\left(s+1\right)^2\left(s+2\right)=0$$
C
$$2s^2+6s+5+\left(s+1\right)^2\left(s+2\right)=0$$
D
$$2s^2+6s+5-\left(s+1\right)^2\left(s+2\right)=0$$
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Questions Asked from Marks 1
GATE ECE 2018 (2) GATE ECE 2016 Set 1 (1) GATE ECE 2015 Set 1 (1) GATE ECE 2014 Set 1 (1) GATE ECE 2013 (2) GATE ECE 2000 (2) GATE ECE 1998 (2)
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