1
GATE EE 1998
MCQ (Single Correct Answer)
+2
-0.6
Match the following:
List - $${\rm I}$$ (Circuit) GATE EE 1998 Analog Electronics - Operational Amplifier Question 39 English 1 GATE EE 1998 Analog Electronics - Operational Amplifier Question 39 English 2 GATE EE 1998 Analog Electronics - Operational Amplifier Question 39 English 3

List - $${\rm II}$$ (Functions)
$$(P)$$$$\,\,\,\,\,$$ High-pass filter
$$(Q)$$$$\,\,\,\,\,$$ Amplifier
$$(R)$$$$\,\,\,\,\,$$ Comparator
$$(S)$$$$\,\,\,\,\,$$ Low-pass filter

A
$$A - R,\,\,B - S,\,\,C - P$$
B
$$A - S,\,\,B - R,\,\,C - P$$
C
$$A - P,\,\,B - S,\,\,C - R$$
D
$$A - P,\,\,B - R,\,\,C - S$$
2
GATE EE 1998
Subjective
+5
-0
In the circuit of figure $${R_s} = 2\,k\Omega ,$$ $${R_L} = 5\,k\Omega $$ For the op-amp $$A = {10^5},$$
$${R_i} = 100\,k\Omega ,\,\,{R_0} = 50\,k\Omega .$$ For $${V_0} = 10V.$$
Calculate $${V_S}$$ and $${{{V_0}} \over {{V_S}}}$$ and estimate the input resistance of the circuit, GATE EE 1998 Analog Electronics - Operational Amplifier Question 13 English
3
GATE EE 1998
Subjective
+5
-0
Show that the circuit given in fig. will work as an oscillator at $$f = {1 \over {2\pi RC}},$$ if $${R_1} = 2{R_2}$$ GATE EE 1998 Analog Electronics - Feedback Amplifiers and Oscillator Circuits Question 5 English
4
GATE EE 1998
MCQ (Single Correct Answer)
+2
-0.6
For block diagram shown in Figure $$C(s)/R(s)$$ is given by GATE EE 1998 Control Systems - Block Diagram and Signal Flow Graph Question 9 English
A
$${{{G_1}{G_2}{G_3}} \over {1 + {H_2}{G_2}{G_3} + {H_1}{G_1}{G_2}}}$$
B
$${{{G_1}{G_2}{G_3}} \over {1 + {G_1}{G_2}{G_3} + {H_1}{H_2}}}$$
C
$${{{G_1}{G_2}{G_3}} \over {1 + {G_1}{G_2}{G_3}{H_1} + {G_1}{G_2}{G_3}{H_2}}}$$
D
$${{{G_1}{G_2}{G_3}} \over {1 + {G_1}{G_2}{G_3}{H_1}}}$$
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