1
GATE ECE 2025
Numerical
+1
-0
All the components in the bandpass filter given below are ideal. The lower -3 dB frequency of the filter is 1 MHz . The upper -3 dB frequency (in MHz, rounded off to the nearest integer) is ___________ . GATE ECE 2025 Analog Circuits - Frequency Response Question 1 English
Your input ____
2
GATE ECE 2025
MCQ (Single Correct Answer)
+2
-0.67

The identical MOSFETs $M_1$ and $M_2$ in the circuit given below are ideal and biased in the saturation region. $M_1$ and $M_2$ have a transconductance $g_m$ of 5 mS .

The input signals (in Volts) are:

$$ \begin{aligned} & V_1=2.5+0.01 \sin \omega t \\ & V_2=2.5-0.01 \sin \omega t \end{aligned} $$

The output signal $V_3$ (in Volts) is _ .

GATE ECE 2025 Analog Circuits - FET and MOSFET Question 1 English

A
$3+0.05 \sin \omega t$
B
$3-0.1 \sin \omega t$
C
$4+0.1 \sin \omega t$
D
$4-0.05 \sin \omega t$
3
GATE ECE 2025
MCQ (Single Correct Answer)
+2
-0.67
In the circuit shown, the identical transistors Q1 and Q2 are biased in the active region with $\beta=120$. The Zener diode is in the breakdown region with $V_Z=5 \mathrm{~V}$ and $I_Z=25 \mathrm{~mA}$. If $I_L=12 \mathrm{~mA}$ and $V_{E B 1}=V_{E B 2}=0.7 \mathrm{~V}$, then the values of $R_1$ and $R_2$ (in $\mathrm{k} \Omega$, rounded off to one decimal place) are ___________ , respectively. GATE ECE 2025 Analog Circuits - Bipolar Junction Transistor Question 1 English
A
0.6 and 0.4
B
1.4 and 2.5
C
14.0 and 25.0
D
6.0 and 4.0
4
GATE ECE 2025
MCQ (More than One Correct Answer)
+2
-0

All the diodes in the circuit given below are ideal.

Which of the following plots is/are correct when $V_I$ (in Volts) is swept from $-M$ to $M$ ?

GATE ECE 2025 Analog Circuits - Diodes Question 1 English
A
GATE ECE 2025 Analog Circuits - Diodes Question 1 English Option 1
B
GATE ECE 2025 Analog Circuits - Diodes Question 1 English Option 2
C
GATE ECE 2025 Analog Circuits - Diodes Question 1 English Option 3
D
GATE ECE 2025 Analog Circuits - Diodes Question 1 English Option 4
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