1
GATE ECE 1995
+1
-0.3
If $$L\left(f\left(t\right)\right)=\frac{2\left(s+1\right)}{s^2+2s+5}$$ then f(0+) and f($$\infty$$) are given by [Note: 'L' stands for 'Laplace Transform of']
A
0,2 respectively
B
2,0 respectively
C
0,1 respectively
D
2/5,0 respectively
2
GATE ECE 1995
+1
-0.3
The step error coefficient of a system G(s)=$$\frac1{\left(s+6\right)\left(s+1\right)}$$ with unity feedback is
A
1/6
B
$$\infty$$
C
$$0$$
D
1
3
GATE ECE 1995
+1
-0.3
Non - minimum phase transfer function is defined as the transfer function
A
which has zeroes in the right - half of S-plane.
B
which has zeroes only in the left - half of S-plane.
C
which has poles in the right - half of S-plane.
D
which has poles in the left - half of S-plane.
4
GATE ECE 1995
Subjective
+10
-0
A 'code converter' is to be designed to convert from the BCD(5421) to the normal BCD (8421). The input BCD combinations for each digit are below. A block diagram of the converter is shown in figure.
(A) draw K-map for outputs, W, X, Y, and Z.
(B) Obtain minimized expression for the outputs W, X, Y, and Z.
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