1
GATE ECE 2011
MCQ (Single Correct Answer)
+2
-0.6
The input-output transfer function of a plant is h(s)=$${{100} \over {s{{\left( {s + 10} \right)}^2}}}$$. The plant is placed in a unity negative feedback configuration as shown in the figure below. GATE ECE 2011 Control Systems - Frequency Response Analysis Question 26 English The signal flow graph that DOES NOT model the plant transfer function H(s) is
A
GATE ECE 2011 Control Systems - Frequency Response Analysis Question 26 English Option 1
B
GATE ECE 2011 Control Systems - Frequency Response Analysis Question 26 English Option 2
C
GATE ECE 2011 Control Systems - Frequency Response Analysis Question 26 English Option 3
D
GATE ECE 2011 Control Systems - Frequency Response Analysis Question 26 English Option 4
2
GATE ECE 2011
MCQ (Single Correct Answer)
+2
-0.6
The block diagram of a system with one input u and two outputs y1 and y2 is given below GATE ECE 2011 Control Systems - State Space Analysis Question 22 English

A state space model of the above system in terms of the state vector $$\underline x $$ and the output vector $$\underline y = {\left[ {\matrix{ {{y_1}} & {{y_2}} \cr } } \right]^\tau }$$ is

A
$$\mathop {\underline x }\limits^ \bullet = \left[ 2 \right]\underline x + \left[ 1 \right]u;\underline y = \left[ {\matrix{ 1 & 2 \cr } } \right]x$$
B
$$\mathop {\underline x }\limits^ \bullet = \left[ { - 2} \right]\underline x + \left[ 1 \right]u;\underline y = \left[ {\matrix{ 1 \cr 2 \cr } } \right]x$$
C
$$\mathop {\underline x }\limits^ \bullet = \left[ {\matrix{ { - 2} & 0 \cr 0 & { - 2} \cr } } \right]\underline x + \left[ {\matrix{ 1 \cr 1 \cr } } \right]u;\underline y = \left[ {\matrix{ 1 & 2 \cr } } \right]x$$
D
$$\mathop {\underline x }\limits^ \bullet = \left[ {\matrix{ 2 & 0 \cr 0 & 2 \cr } } \right]\underline x + \left[ {\matrix{ 1 \cr 1 \cr } } \right]u;\underline y = \left[ {\matrix{ 1 \cr 2 \cr } } \right]x$$
3
GATE ECE 2011
MCQ (Single Correct Answer)
+1
-0.3
The output Y in the circuit below is always ‘1’ when GATE ECE 2011 Digital Circuits - Logic Gates Question 21 English
A
two or more of the inputs P, Q, R are ‘0’
B
two or more of the inputs P, Q, R are ‘1
C
any odd number of the inputs P, Q, R is ‘0’
D
any odd number of the inputs P, Q, R is ‘1’
4
GATE ECE 2011
MCQ (Single Correct Answer)
+1
-0.3
The logic function implemented by the circuit below is (ground implies a logic "0" GATE ECE 2011 Digital Circuits - Combinational Circuits Question 38 English
A
F= AND (P, Q)
B
F= OR (P, Q)
C
F= XNOR (P, Q)
D
F= XOR (P, Q)
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