1
GATE EE 2015 Set 1
MCQ (Single Correct Answer)
+1
-0.3
Of the four characteristics given below, which are the major requirements for an instrumentation amplifier?
P. $$\,\,\,\,$$High common mode rejection ratio
Q. $$\,\,\,\,$$High input impedance
R. $$\,\,\,\,$$High linearity
S. $$\,\,\,\,$$High output impedance
A
P, Q and R only
B
P and R only
C
P, Q and S only
D
Q, R and S only
2
GATE EE 2015 Set 2
Numerical
+1
-0
The operational amplifier shown in the figure is ideal. The input voltage (in Volt) is $${V_i} = 2\sin \left( {2\pi \times 2000t} \right).$$ The amplitude of the output voltage $${V_0}$$ (in Volt) is __________. GATE EE 2015 Set 2 Analog Electronics - Operational Amplifier Question 53 English
Your input ____
3
GATE EE 2015 Set 2
MCQ (Single Correct Answer)
+1
-0.3
The filters $${F_1}$$ and $${F_2}$$ having characteristics as shown in figures $$(a)$$ and $$(b)$$ are connected as shown in Figure $$(c).$$ GATE EE 2015 Set 2 Analog Electronics - Operational Amplifier Question 52 English

The cut-off frequencies of $$F1$$ and $$F2$$ are $${f_1}$$ and $${f_2}$$ respectively. If $${f_1}\, < \,{f_2},$$ the resultant circuit exhibits the characteristic of a

A
Band-pass filter
B
Band-stop filter
C
All pass filter
D
High-Q filter
4
GATE EE 2014 Set 3
MCQ (Single Correct Answer)
+1
-0.3
An operational-amplifier circuit is shown in the figure. GATE EE 2014 Set 3 Analog Electronics - Operational Amplifier Question 56 English

The output of the circuit for a given input $${V_i}$$ is

A
$$ - \left( {{{{R_2}} \over {{R_1}}}} \right){V_i}$$
B
$$ - \left( {1 + {{{R_2}} \over {{R_1}}}} \right){V_i}$$
C
$$\left( {1 + {{{R_2}} \over {{R_1}}}} \right){V_i}$$
D
$$ + {V_{sat}}\,\,$$ or $$ - {V_{sat}}\,\,$$
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