1
GATE ECE 2005
MCQ (Single Correct Answer)
+2
-0.6
The voltage e0 indicated in the figure has been measured by an ideal voltmeter. Which of the following can be calculated? GATE ECE 2005 Analog Circuits - Operational Amplifier Question 54 English
A
Bias current of the inverting input only.
B
Bias current of the inverting and non-inverting inputs only.
C
Input offset current only.
D
Both the bias currents and the input offset current.
2
GATE ECE 2005
MCQ (Single Correct Answer)
+1
-0.3
The effect of current shunt feedback in an amplifier is to
A
increase the input resistance and decrease the output resistance
B
increase both input and output resistances
C
decrease both input and output resistances
D
decrease the input resistances and increase the output resistance.
3
GATE ECE 2005
MCQ (Single Correct Answer)
+2
-0.6
The Op-Amp circuit shown in figure is a filter. The type of filter and its cut-off frequency are respectively. GATE ECE 2005 Analog Circuits - Operational Amplifier Question 53 English
A
high pass, 1000 rad/sec.
B
low pass, 1000 rad/sec.
C
high pass, 10 rad/sec.
D
low pass, 10 rad/sec.
4
GATE ECE 2005
MCQ (Single Correct Answer)
+2
-0.6
For an n-channel MOSFET and its transfer curve shown in the figure, the threshold voltage is GATE ECE 2005 Analog Circuits - FET and MOSFET Question 23 English 1 GATE ECE 2005 Analog Circuits - FET and MOSFET Question 23 English 2
A
1 V and the device is in active region
B
-1 V and the device is in saturation region.
C
1 V and the device is in saturation region.
D
-1 V and the device is in active region.