1
GATE ECE 2005
MCQ (Single Correct Answer)
+1
-0.3
The input resistance Ri of the amplifier shown in the figure is GATE ECE 2005 Analog Circuits - Operational Amplifier Question 71 English
A
30/4 K$$\Omega $$
B
10 K$$\Omega $$
C
40 K$$\Omega $$
D
infinite
2
GATE ECE 2004
MCQ (Single Correct Answer)
+1
-0.3
The circuit in the figure is a GATE ECE 2004 Analog Circuits - Operational Amplifier Question 72 English
A
low-pass filter
B
high-pass filter
C
band-pass filter
D
band-reject filter
3
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
4
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
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