1
GATE ECE 2004
MCQ (Single Correct Answer)
+1
-0.3
An ideal Op-Amp is an ideal
A
voltage controlled current source
B
voltage controlled voltage source
C
current controlled current source
D
current controlled voltage source
2
GATE ECE 2003
MCQ (Single Correct Answer)
+1
-0.3
If the differential voltage gain and the common mode voltage gain of a differential Amplifier are 48 dB and 2 dB respectively, then it's common mode Rejection Ratio is
A
23 dB
B
25 dB
C
46 dB
D
50 dB
3
GATE ECE 2001
MCQ (Single Correct Answer)
+1
-0.3
The ideal Op-Amp has the following characteristics.
A
$${R_i}\, = \,\infty ,\,\,A\, = \,\infty ,\,{R_0}\, = \,0$$
B
$${R_i}\, = \,0,\,\,A\, = \,\infty ,\,{R_0}\, = \,0$$
C
$${R_i}\, = \,\infty ,\,\,A\, = \,\infty ,\,{R_0}\, = \,\infty$$
D
$${R_i}\, = \,0,\,\,A\, = \,\infty ,\,{R_0}\, = \,\infty$$
4
GATE ECE 2000
MCQ (Single Correct Answer)
+1
-0.3
In the circuit of figure V0 is
A
-1V
B
2 v
C
+1 V
D
+15 V
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