1
GATE ECE 1996
MCQ (Single Correct Answer)
+2
-0.6
A Darlington stage is shown in the figure, if the transconductance of q1 is gm1 and q2 is gm2, then the overall transconductance
$$g\matrix{ c \cr m \cr } \left[ { \buildrel \Delta \over = {{{i_c}^c} \over {{v_{be}}^c}}} \right]$$ is given by GATE ECE 1996 Analog Circuits - Bipolar Junction Transistor Question 50 English
A
$${g_{m1}}$$
B
0.5 $${g_{m1}}$$
C
$${g_{m2}}$$
D
0.5 $${g_{m2}}$$
2
GATE ECE 1992
Numerical
+2
-0
If the transistors in fig. has high value of β and a vBE of 0.65, the current I flowing through the 2 kilo ohms resistance will be ______. GATE ECE 1992 Analog Circuits - Bipolar Junction Transistor Question 51 English
Your input ____
3
GATE ECE 1991
Numerical
+2
-0
In figure, all transistors are identical and have a high value of beta. The voltage VDC is equal to ______. GATE ECE 1991 Analog Circuits - Bipolar Junction Transistor Question 52 English
Your input ____
4
GATE ECE 1990
MCQ (More than One Correct Answer)
+2
-0
Which of the following statements are correct for basic transistor Amplifier configurations?
A
CB Amplifiers has low input impendence and low current gain.
B
CC Amplifiers has low output impedence and a high current gain.
C
CE Amplifier has very poor voltage gain but very high input impedance.
D
The current gain of CB Amplifier is higher than the current gain of CC Amplifiers.

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