GO Electronics
Login
Register
Dark Mode
Brightness
Profile
Edit Profile
Messages
My favorites
My Updates
Logout
Filter
Recent
Hot!
Most votes
Most answers
Most views
Previous GATE
Featured
Recent questions in Others
0
votes
0
answers
41
GATE ECE 2024 | Question: 31
The propagation delay of the $2 \times 1$ MUX shown in the circuit is $10 \mathrm{~ns}$. Consider the propagation delay of the inverter as $0 \mathrm{~ns}$. If $\text{S}$ is set to $1$ then the output $\text{Y}$ is $\_\_\_\_\_\_$. a square wave of frequency $100 \mathrm{MHz}$ a square wave of frequency $50 \mathrm{MHz}$ constant at $0$ constant at $1$
The propagation delay of the $2 \times 1$ MUX shown in the circuit is $10 \mathrm{~ns}$. Consider the propagation delay of the inverter as $0 \mathrm{~ns}$...
admin
46.4k
points
348
views
admin
asked
Feb 16
Others
gateece-2024
+
–
0
votes
0
answers
42
GATE ECE 2024 | Question: 32
The sequence of states $\left(Q_{1} Q_{0}\right)$ of the given synchronous sequential circuit is - $\_\_\_\_\_\_\_$. $00 \rightarrow 10 \rightarrow 11 \rightarrow 00$ $11 \rightarrow 00 \rightarrow 10 \rightarrow 01 \rightarrow 00$ $01 \rightarrow 10 \rightarrow 11 \rightarrow 00 \rightarrow 01$ $00 \rightarrow 01 \rightarrow 10 \rightarrow 00$
The sequence of states $\left(Q_{1} Q_{0}\right)$ of the given synchronous sequential circuit is - $\_\_\_\_\_\_\_$.$00 \rightarrow 10 \rightarrow 11 \righ...
admin
46.4k
points
308
views
admin
asked
Feb 16
Others
gateece-2024
+
–
0
votes
0
answers
43
GATE ECE 2024 | Question: 33
Let $z$ be a complex variable. If $f(z)=\frac{\sin (\pi z)}{z^{2}(z-2)}$ and $C$ is the circle in the complex plane with $|z|=3$ then $\oint_{C} f(z) d z$ is $\_\_\_\_\_\_$. $\pi^{2} j$ $j \pi\left(\frac{1}{2}-\pi\right)$ $j \pi\left(\frac{1}{2}+\pi\right)$ $-\pi^{2} j$
Let $z$ be a complex variable. If $f(z)=\frac{\sin (\pi z)}{z^{2}(z-2)}$ and $C$ is the circle in the complex plane with $|z|=3$ then $\oint_{C} f(z) d z$ ...
admin
46.4k
points
195
views
admin
asked
Feb 16
Others
gateece-2024
+
–
0
votes
0
answers
44
GATE ECE 2024 | Question: 34
Consider two continuous time signals $x(t)$ and $y(t)$ as shown below If $X(f)$ denotes the Fourier transform of $x(t)$, then the Fourier transform of $y(t)$ is $\_\_\_\_\_\_$. $-4 X(4 f) e^{-j \pi f}$ $-4 X(4 f) e^{-j 4 \pi f}$ $-\frac{1}{4} X(f / 4) e^{-j \pi f}$ $-\frac{1}{4} X(f / 4) e^{-j 4 \pi f}$
Consider two continuous time signals $x(t)$ and $y(t)$ as shown belowIf $X(f)$ denotes the Fourier transform of $x(t)$, then the Fourier transform of $y(t)$ is $\_\_\_\_\...
admin
46.4k
points
389
views
admin
asked
Feb 16
Others
gateece-2024
+
–
0
votes
0
answers
45
GATE ECE 2024 | Question: 35
A source transmits a symbol $s$, taken from $\{-4,0,4\}$ with equal probability, over an additive white Gaussian noise channel. The received noisy symbol $r$ is given by $r=s+w$, where the noise $w$ is zero mean with variance 4 and is independent of $s$ ... $\frac{2}{3} Q(2)$ $\frac{4}{3} Q(1)$ $\frac{2}{3} Q(1)$ $\frac{4}{3} Q(2)$
A source transmits a symbol $s$, taken from $\{-4,0,4\}$ with equal probability, over an additive white Gaussian noise channel. The received noisy symbol $...
admin
46.4k
points
164
views
admin
asked
Feb 16
Others
gateece-2024
+
–
0
votes
0
answers
46
GATE ECE 2024 | Question: 36
A full scale sinusoidal signal is applied to a $10$ -bit $\mathrm{ADC}$. The fundamental signal component in the $\mathrm{ADC}$ output has a normalized power of $1 \mathrm{~W}$, and the total noise and distortion normalized power is $10 \mu \mathrm{W}$. The effective ... off to the nearest integer) of the $\mathrm{ADC}$ is $\_\_\_\_\_\_\_$. $7$ $8$ $9$ $10$
A full scale sinusoidal signal is applied to a $10$ -bit $\mathrm{ADC}$. The fundamental signal component in the $\mathrm{ADC}$ output has a normalized pow...
admin
46.4k
points
165
views
admin
asked
Feb 16
Others
gateece-2024
+
–
0
votes
0
answers
47
GATE ECE 2024 | Question: 37
The information bit sequence $\{111010101\}$ is to be transmitted by encoding with Cyclic Redundancy Check $4$ (CRC-$4$) code, for which the generator polynomial is $C(x)=x^{4}+x+1$. The encoded sequence of bits is $\_\_\_\_\_\_\_$. $\{1110101011100\}$ $\{1110101011101\}$ $\{1110101011110\}$ $\{1110101010100\}$
The information bit sequence $\{111010101\}$ is to be transmitted by encoding with Cyclic Redundancy Check $4$ (CRC-$4$) code, for which the generator poly...
admin
46.4k
points
172
views
admin
asked
Feb 16
Others
gateece-2024
+
–
0
votes
0
answers
48
GATE ECE 2024 | Question: 38
A continuous time signal $x(t)=2 \cos (8 \pi t+\pi / 3)$ is sampled at a rate of $15 \mathrm{~Hz}$. The sampled signal $x_{s}(t)$ when passed through an LTI system with impulse response \[ h(t)=\left(\frac{\sin 2 \pi t}{\pi t}\right) \cos (38 \pi t-\pi / 2) \] ... $15 \sin (38 \pi t-\pi / 3)$ $15 \cos (38 \pi t-\pi / 6)$ $15 \cos (38 \pi t+\pi / 6)$
A continuous time signal $x(t)=2 \cos (8 \pi t+\pi / 3)$ is sampled at a rate of $15 \mathrm{~Hz}$. The sampled signal $x_{s}(t)$ when passed through an LTI s...
admin
46.4k
points
197
views
admin
asked
Feb 16
Others
gateece-2024
+
–
0
votes
0
answers
49
GATE ECE 2024 | Question: 39
The opamps in the circuit shown are ideal, but have saturation voltages of $\pm 10 \mathrm{~V}$. Assume that the initial inductor current is $0 \mathrm{~A}$. The input voltage $\left(\mathrm{V}_{\mathrm{i}}\right)$ is a triangular signal with peak ... delayed by $1 \mu$ s relative to $\mathrm{V}_{\mathrm{i}}$, and $\mathrm{V}_{02}$ is a trapezoidal waveform.
The opamps in the circuit shown are ideal, but have saturation voltages of $\pm 10 \mathrm{~V}$.Assume that the initial inductor current is $0 \mathrm{~A}$...
admin
46.4k
points
149
views
admin
asked
Feb 16
Others
gateece-2024
+
–
0
votes
0
answers
50
GATE ECE 2024 | Question: 40
In the circuit below, the opamp is ideal. If the circuit is to show sustained oscillations, the respective values of $R_{1}$ and the corresponding frequency of oscillation are $29 R$ and $1 /(2 \pi \sqrt{6} R C)$ $2 R$ and $1 /(2 \pi R C)$ $29 R$ and $1 /(2 \pi R C)$ $2 R$ and $1 /(2 \pi \sqrt{6} R C)$
In the circuit below, the opamp is ideal.If the circuit is to show sustained oscillations, the respective values of $R_{1}$ and the corresponding frequency of oscillation...
admin
46.4k
points
179
views
admin
asked
Feb 16
Others
gateece-2024
+
–
0
votes
0
answers
51
GATE ECE 2024 | Question: 41
In the circuit shown below, the transistors $M_{1}$ and $M_{2}$ are biased in saturation. Their small signal transconductances are $g_{m 1}$ and $g_{m 2}$ respectively. Neglect body effect, channel length modulation and intrinsic device capacitances. Assuming that capacitor $C_{1}$ is a ... $\frac{g_{m 2} R_{D}\left(\frac{1}{g_{m 1}}\right)}{\frac{1}{g_{m 1}}+R_{s}}$
In the circuit shown below, the transistors $M_{1}$ and $M_{2}$ are biased in saturation. Their small signal transconductances are $g_{m 1}$ and $g_{m 2}$ respectively. N...
admin
46.4k
points
169
views
admin
asked
Feb 16
Others
gateece-2024
+
–
0
votes
0
answers
52
GATE ECE 2024 | Question: 42
Which of the following statements is/are true for a $\text{BJT}$ with respect to its DC current gain $\beta$ ? Under high-level injection condition in forward active mode, $\beta$ will decrease with increase in the magnitude of collector current. ... in active region. A higher value of $\beta$ will lead to a lower value of the collector-to-emitter breakdown voltage.
Which of the following statements is/are true for a $\text{BJT}$ with respect to its DC current gain $\beta$ ?Under high-level injection condition in forward active mode,...
admin
46.4k
points
279
views
admin
asked
Feb 16
Others
gateece-2024
+
–
0
votes
0
answers
53
GATE ECE 2024 | Question: 43
Consider a system $S$ represented in state space as \[ \frac{d x}{d t}=\left[\begin{array}{ll} 0 & -2 \\ 1 & -3 \end{array}\right] x+\left[\begin{array}{l} 1 \\ 0 \end{array}\right] r, y=\left[\begin{array}{ll} 2 & -5 \end{array}\ ...
Consider a system $S$ represented in state space as\[\frac{d x}{d t}=\left[\begin{array}{ll}0 & -2 \\1 & -3\end{array}\right] x+\left[\begin{array}{l}1 \\0\end{array}\rig...
admin
46.4k
points
281
views
admin
asked
Feb 16
Others
gateece-2024
+
–
0
votes
0
answers
54
GATE ECE 2024 | Question: 44
Let $F_{1}, F_{2}$, and $F_{3}$ be functions of $(x, y, z)$. Suppose that for every given pair of points $A$ and $B$ in space, the line integral $\int_{C}\left(F_{1} \mathrm{~d} x+F_{2} \mathrm{~d} y+F_{3} \mathrm{~d} z\right)$ evaluates to ...
Let $F_{1}, F_{2}$, and $F_{3}$ be functions of $(x, y, z)$. Suppose that for every given pair of points $A$ and $B$ in space, the line integral $\int_{C}\left(F_{1} \mat...
admin
46.4k
points
284
views
admin
asked
Feb 16
Others
gateece-2024
+
–
0
votes
0
answers
55
GATE ECE 2024 | Question: 45
Consider the matrix $\left[\begin{array}{ll}1 & k \\ 2 & 1\end{array}\right]$, where $k$ is a positive real number. Which of the following vectors is/are eigenvector(s) of this matrix? $\left[\begin{array}{c}1 \\ -\sqrt{2 / k}\end{array}\right]$ ... $\left[\begin{array}{c}\sqrt{2 k} \\ -1\end{array}\right]$
Consider the matrix $\left[\begin{array}{ll}1 & k \\ 2 & 1\end{array}\right]$, where $k$ is a positive real number. Which of the following vectors is/are e...
admin
46.4k
points
260
views
admin
asked
Feb 16
Others
gateece-2024
+
–
0
votes
1
answer
56
GATE ECE 2024 | Question: 46
The radian frequency value(s) for which the discrete time sinusoidal signal $x[n]=A \cos (\Omega n+\pi / 3)$ has a period of $40$ is/are $\_\_\_\_\_\_$. $0.15 \pi$ $0.225 \pi$ $0.3 \pi$ $0.45 \pi$
The radian frequency value(s) for which the discrete time sinusoidal signal $x[n]=A \cos (\Omega n+\pi / 3)$ has a period of $40$ is/are $\_\_\_\_\_\_$.$0....
admin
46.4k
points
912
views
admin
asked
Feb 16
Others
gateece-2024
+
–
0
votes
0
answers
57
GATE ECE 2024 | Question: 47
Let $X(t)=A \cos \left(2 \pi f_{0} t+\theta\right)$ be a random process, where amplitude $A$ and phase $\theta$ are independent of each other, and are uniformly distributed in the intervals $[-2,2]$ and $[0,2 \pi]$, respectively. $X(t)$ is ... quantization noise ratio (in $\mathrm{dB}$, rounded off to two decimal places) at the output of the quantizer is $\_\_\_\_\_\_$.
Let $X(t)=A \cos \left(2 \pi f_{0} t+\theta\right)$ be a random process, where amplitude $A$ and phase $\theta$ are independent of each other, and are uniformly distribut...
admin
46.4k
points
123
views
admin
asked
Feb 16
Others
gateece-2024
numerical-answers
+
–
0
votes
0
answers
58
GATE ECE 2024 | Question: 48
A lossless transmission line with characteristic impedance $\mathrm{Z}_{0}=50 \Omega$ is terminated with an unknown load. The magnitude of the reflection co-efficient is $|\Gamma|=0.6$. As one moves towards the generator from the load, the maximum value of the input impedance magnitude looking towards the load (in $\Omega$ ) is $\_\_\_\_\_\_.$
A lossless transmission line with characteristic impedance $\mathrm{Z}_{0}=50 \Omega$ is terminated with an unknown load. The magnitude of the reflection co-efficient is ...
admin
46.4k
points
139
views
admin
asked
Feb 16
Others
gateece-2024
numerical-answers
+
–
0
votes
0
answers
59
GATE ECE 2024 | Question: 49
The relationship between any N-length sequence $x[n]$ and its corresponding $\mathrm{N}$-point discrete Fourier transform $X[k]$ is defined as \[ X[k]=\mathcal{F}\{x[n]\} . \] Another sequence $y[n]$ is formed as below \[ y[n]=\mathcal{F}\{\mathcal{F}\{\mathcal{F}\{\mathcal{F}\{ ... } . \] For the sequence $x[n]=\{1,2,1,3\}$, the value of $Y[0]$ is $\_\_\_\_\_\_\_\_\_$.
The relationship between any N-length sequence $x[n]$ and its corresponding $\mathrm{N}$-point discrete Fourier transform $X[k]$ is defined as\[X[k]=\mathcal{F}\{x[n]\} ....
admin
46.4k
points
131
views
admin
asked
Feb 16
Others
gateece-2024
numerical-answers
+
–
0
votes
0
answers
60
GATE ECE 2024 | Question: 50
For the two port network shown below, the value of the $Y_{21}$ parameter (in Siemens) is $\_\_\_\_\_\_$.
For the two port network shown below, the value of the $Y_{21}$ parameter (in Siemens) is $\_\_\_\_\_\_$.
admin
46.4k
points
188
views
admin
asked
Feb 16
Others
gateece-2024
numerical-answers
+
–
0
votes
0
answers
61
GATE ECE 2024 | Question: 51
Consider a MOS capacitor made with p-type silicon. It has an oxide thickness of $100 \mathrm{~nm}$, a fixed positive oxide charge of $10^{-8} \mathrm{C} / \mathrm{cm}^{2}$ at the oxide-silicon interface, and a metal work function of $4.6 \mathrm{eV}$. ... the work function of the p-type silicon (in $\mathrm{eV}$, rounded off to two decimal places) is $\_\_\_\_\_\_$.
Consider a MOS capacitor made with p-type silicon. It has an oxide thickness of $100 \mathrm{~nm}$, a fixed positive oxide charge of $10^{-8} \mathrm{C} / \mathrm{cm}^{2}...
admin
46.4k
points
144
views
admin
asked
Feb 16
Others
gateece-2024
numerical-answers
+
–
0
votes
0
answers
62
GATE ECE 2024 | Question: 52
In the network shown below, maximum power is to be transferred to the load $R_{L}$. The value of $R_{L}$ (in $\Omega$ ) is $\_\_\_\_\_\_\_$.
In the network shown below, maximum power is to be transferred to the load $R_{L}$.The value of $R_{L}$ (in $\Omega$ ) is $\_\_\_\_\_\_\_$.
admin
46.4k
points
196
views
admin
asked
Feb 16
Others
gateece-2024
numerical-answers
+
–
0
votes
0
answers
63
GATE ECE 2024 | Question: 53
A non-degenerate n-type semiconductor has $5 \%$ neutral dopant atoms. Its Fermi level is located at $0.25 \mathrm{eV}$ below the conduction band $\left(E_{C}\right)$ and the donor energy level $\left(E_{D}\right)$ has a degeneracy of $2$. Assuming the thermal voltage to ... $E_{C}$ and $E_{D}$ (in $\mathrm{eV}$, rounded off to two decimal places) is $\_\_\_\_\_\_\_$.
A non-degenerate n-type semiconductor has $5 \%$ neutral dopant atoms. Its Fermi level is located at $0.25 \mathrm{eV}$ below the conduction band $\left(E_{C}\right)$ and...
admin
46.4k
points
276
views
admin
asked
Feb 16
Others
gateece-2024
numerical-answers
+
–
0
votes
0
answers
64
GATE ECE 2024 | Question: 54
An $\text{NMOS}$ transistor operating in the linear region has $I_{D S}$ of $5 \mu \mathrm{A}$ at $V_{D S}$ of $0.1 \mathrm{~V}$. Keeping $V_{G S}$ constant, the $V_{D S}$ is increased to $1.5 \mathrm{~V}$ ... transconductance at the new operating point (in $\mu \mathrm{A} / \mathrm{V}$, rounded off to two decimal places) is $\_\_\_\_\_\_\_$.
An $\text{NMOS}$ transistor operating in the linear region has $I_{D S}$ of $5 \mu \mathrm{A}$ at $V_{D S}$ of $0.1 \mathrm{~V}$. Keeping $V_{G S}$ constant, the $V_{D S}...
admin
46.4k
points
164
views
admin
asked
Feb 16
Others
gateece-2024
numerical-answers
+
–
0
votes
0
answers
65
GATE ECE 2024 | Question: 55
The photocurrent of a $\text{PN}$ junction diode solar cell is $1 \mathrm{~mA}$. The voltage corresponding to its maximum power point is $0.3 \mathrm{~V}$. If the thermal voltage is $30 \mathrm{mV}$, the reverse saturation current of the diode (in $\mathrm{nA}$, rounded off to two decimal places) is $\_\_\_\_\_\_$.
The photocurrent of a $\text{PN}$ junction diode solar cell is $1 \mathrm{~mA}$. The voltage corresponding to its maximum power point is $0.3 \mathrm{~V}$. If the thermal...
admin
46.4k
points
319
views
admin
asked
Feb 16
Others
gateece-2024
numerical-answers
+
–
0
votes
0
answers
66
GATE ECE 2023 | Question: 1
Let $v_1=\left[\begin{array}{l}1 \\ 2 \\ 0\end{array}\right]$ and $v_2=\left[\begin{array}{l}2 \\ 1 \\ 3\end{array}\right]$ be two vectors. The value of the coefficient $\alpha$ in the expression $v_1=\alpha v_2+e$, which minimizes the length of the error vector $e$, is $\frac{7}{2}$ $\frac{-2}{7}$ $\frac{2}{7}$ $\frac{-7}{2}$
Let $v_1=\left[\begin{array}{l}1 \\ 2 \\ 0\end{array}\right]$ and $v_2=\left[\begin{array}{l}2 \\ 1 \\ 3\end{array}\right]$ be two vectors. The value of the coefficient $...
admin
46.4k
points
952
views
admin
asked
May 20, 2023
Others
gateece-2023
+
–
0
votes
0
answers
67
GATE ECE 2023 | Question: 2
The rate of increase, of a scalar field $f(x, y, z)=x y z$, in the direction $v=(2,1,2)$ at a point $(0,2,1)$ is $\frac{2}{3}$ $\frac{4}{3}$ $2$ $4$
The rate of increase, of a scalar field $f(x, y, z)=x y z$, in the direction $v=(2,1,2)$ at a point $(0,2,1)$ is$\frac{2}{3}$$\frac{4}{3}$$2$$4$
admin
46.4k
points
423
views
admin
asked
May 20, 2023
Others
gateece-2023
+
–
0
votes
1
answer
68
GATE ECE 2023 | Question: 3
Let $w^4=16 j$. Which of the following cannot be a value of $w$ ? $2 e^{\frac{j 2 \pi}{8}}$ $2 e^{\frac{j \pi}{8}}$ $2 e^{\frac{j5 \pi}{8}}$ $2 e^{\frac{j9 \pi}{8}}$
Let $w^4=16 j$. Which of the following cannot be a value of $w$ ?$2 e^{\frac{j 2 \pi}{8}}$$2 e^{\frac{j \pi}{8}}$$2 e^{\frac{j5 \pi}{8}}$$2 e^{\frac{j9 \pi}{8}}$
admin
46.4k
points
984
views
admin
asked
May 20, 2023
Others
gateece-2023
+
–
0
votes
0
answers
69
GATE ECE 2023 | Question: 4
The value of the contour integral, $\oint_C\left(\frac{z+2}{z^2+2 z+2}\right) d z$, where the contour $\mathrm{C}$ is $\left\{z:\left|z+1-\frac{3}{2} j\right|=1\right\}$, taken in the counter clockwise direction, is $-\pi(1+j)$ $\pi(1+j)$ $\pi(1-j)$ $-\pi(1-j)$
The value of the contour integral, $\oint_C\left(\frac{z+2}{z^2+2 z+2}\right) d z$, where the contour $\mathrm{C}$ is $\left\{z:\left|z+1-\frac{3}{2} j\right|=1\right\}$,...
admin
46.4k
points
360
views
admin
asked
May 20, 2023
Others
gateece-2023
+
–
0
votes
0
answers
70
GATE ECE 2023 | Question: 5
Let the sets of eigenvalues and eigenvectors of a matrix $B$ be $\left\{\lambda_k \mid 1 \leq k \leq n\right\}$ and $\left\{v_k \mid 1 \leq k \leq n\right\}$, respectively. For any invertible matrix $P$, the sets of eigenvalues and eigenvectors of the matrix $A$, where ... $\left\{P^{-1} v_k \mid 1 \leq k \leq n\right\}$
Let the sets of eigenvalues and eigenvectors of a matrix $B$ be $\left\{\lambda_k \mid 1 \leq k \leq n\right\}$ and $\left\{v_k \mid 1 \leq k \leq n\right\}$, respectivel...
admin
46.4k
points
353
views
admin
asked
May 20, 2023
Others
gateece-2023
+
–
0
votes
0
answers
71
GATE ECE 2023 | Question: 6
In a semiconductor, if the Fermi energy level lies in the conduction band, then the semiconductor is known as degenerate $\text{n}$-type. degenerate $\text{p}$-type. non-degenerate $\text{n}$-type. non-degenerate $\text{p}$-type.
In a semiconductor, if the Fermi energy level lies in the conduction band, then the semiconductor is known asdegenerate $\text{n}$-type.degenerate $\text{p}$-type.non-deg...
admin
46.4k
points
588
views
admin
asked
May 20, 2023
Others
gateece-2023
+
–
0
votes
0
answers
72
GATE ECE 2023 | Question: 7
For an intrinsic semiconductor at temperature $\text{T}=0 \; \text{K}$, which of the following statement is true? All energy states in the valence band are filled with electrons and all energy states in the conduction band are empty ... the valence and conduction band are filled with holes. All energy states in the valence and conduction band are filled with electrons.
For an intrinsic semiconductor at temperature $\text{T}=0 \; \text{K}$, which of the following statement is true?All energy states in the valence band are filled with ele...
admin
46.4k
points
304
views
admin
asked
May 20, 2023
Others
gateece-2023
+
–
0
votes
0
answers
73
GATE ECE 2023 | Question: 8
A series $\text{RLC}$ circuit has a quality factor $\text{Q}$ of $1000$ at a center frequency of $10^{6} \; \mathrm{rad} / \mathrm{s}$. The possible values of $\text{R, L}$ and $\text{C}$ are $R=1 \; \Omega, L=1 \; \mu H$ and $C=1 \; \mu F$ ... $C=1 \; \mu F$ $R=0.001 \; \Omega, L=1 \; \mu H$ and $C=1 \; \mu F$
A series $\text{RLC}$ circuit has a quality factor $\text{Q}$ of $1000$ at a center frequency of $10^{6} \; \mathrm{rad} / \mathrm{s}$. The possible values of $\text{R,...
admin
46.4k
points
250
views
admin
asked
May 20, 2023
Others
gateece-2023
+
–
0
votes
0
answers
74
GATE ECE 2023 | Question: 9
For a $\text{MOS}$ capacitor, $\text{V}_{\mathrm{fb}}$ and $\text{V}_{\mathrm{t}}$ are the flat-band voltage and the threshold voltage, respectively. The variation of the depletion width $\left(\mathrm{W}_{\mathrm{dep}}\right)$ for varying gate voltage $\left(\text{V}_g\right)$ is best represented by
For a $\text{MOS}$ capacitor, $\text{V}_{\mathrm{fb}}$ and $\text{V}_{\mathrm{t}}$ are the flat-band voltage and the threshold voltage, respectively. The variation of the...
admin
46.4k
points
290
views
admin
asked
May 20, 2023
Others
gateece-2023
+
–
0
votes
0
answers
75
GATE ECE 2023 | Question: 10
Consider a narrow band signal, propagating in a lossless dielectric medium $\left(\varepsilon_{r}=4, \mu_{r}=1\right)$, with phase velocity $v_{p}$ and group velocity $v_{g}$. Which of the following statement is true? ($c$ ... $v_{p} > c, v_{g} < c$ $v_{p} < c, v_{g} < c$
Consider a narrow band signal, propagating in a lossless dielectric medium $\left(\varepsilon_{r}=4, \mu_{r}=1\right)$, with phase velocity $v_{p}$ and group velocity $v_...
admin
46.4k
points
669
views
admin
asked
May 20, 2023
Others
gateece-2023
+
–
0
votes
0
answers
76
GATE ECE 2023 | Question: 11
In the circuit shown below, $\text{V}_1$ and $\text{V}_2$ are bias voltages. Based on input and output impedances, the circuit behaves as a voltage controlled voltage source. voltage controlled current source. current controlled voltage source. current controlled current source.
In the circuit shown below, $\text{V}_1$ and $\text{V}_2$ are bias voltages. Based on input and output impedances, the circuit behaves as avoltage controlled voltage sour...
admin
46.4k
points
401
views
admin
asked
May 20, 2023
Others
gateece-2023
+
–
0
votes
0
answers
77
GATE ECE 2023 | Question: 12
A cascade of common-source amplifiers in a unity gain feedback configuration oscillates when the closed loop gain is less than $1$ and the phase shift is less than $180^{\circ}$. the closed loop gain is greater than $1$ ... $180^{\circ}$. the closed loop gain is greater than $1$ and the phase shift is greater than $180^{\circ}$.
A cascade of common-source amplifiers in a unity gain feedback configuration oscillates whenthe closed loop gain is less than $1$ and the phase shift is less than $180^{\...
admin
46.4k
points
635
views
admin
asked
May 20, 2023
Others
gateece-2023
+
–
1
votes
1
answer
78
GATE ECE 2023 | Question: 13
In the circuit shown below, $\mathrm{P}$ and $\mathrm{Q}$ are the inputs. The logical function realized by the circuit shown below is $\mathrm{Y}=\mathrm{PQ}$ $\mathrm{Y}=\mathrm{P}+\mathrm{Q}$ $\mathrm{Y}=\overline{\mathrm{PQ}}$ $\mathrm{Y}=\overline{\mathrm{P}+\mathrm{Q}}$
In the circuit shown below, $\mathrm{P}$ and $\mathrm{Q}$ are the inputs. The logical function realized by the circuit shown below is$\mathrm{Y}=\mathrm{PQ}$$\mathrm{Y}=\...
admin
46.4k
points
1.6k
views
admin
asked
May 20, 2023
Others
gateece-2023
multiplexers
digital-circuits
combinational-circuits
+
–
0
votes
0
answers
79
GATE ECE 2023 | Question: 14
The synchronous sequential circuit shown below works at a clock frequency $1 \; \mathrm{GHz}$. The throughput, in $\text{Mbits/s,}$ and the latency, in $\text{ns,}$ respectively, are $1000,3$ $333.33,1$ $2000,3$ $333.33,3$
The synchronous sequential circuit shown below works at a clock frequency $1 \; \mathrm{GHz}$. The throughput, in $\text{Mbits/s,}$ and the latency, in $\text{ns,}$ respe...
admin
46.4k
points
310
views
admin
asked
May 20, 2023
Others
gateece-2023
+
–
0
votes
0
answers
80
GATE ECE 2023 | Question: 15
The open loop transfer function of a unity negative feedback system is $G(s)=\frac{k}{s\left(1+s T_1\right)\left(1+s T_2\right)}$, where $k, T_1$ and $T_2$ are positive constants. The phase cross-over frequency, in $\text{rad/s,}$ is $\frac{1}{\sqrt{T_1 T_2}}$ $\frac{1}{T_1 T_2}$ $\frac{1}{T_1 \sqrt{T_2}}$ $\frac{1}{T_2 \sqrt{T_1}}$
The open loop transfer function of a unity negative feedback system is $G(s)=\frac{k}{s\left(1+s T_1\right)\left(1+s T_2\right)}$, where $k, T_1$ and $T_2$ are positive c...
admin
46.4k
points
222
views
admin
asked
May 20, 2023
Others
gateece-2023
+
–
Page:
« prev
1
2
3
4
5
...
45
next »
GO Electronics
Email or Username
Show
Hide
Password
I forgot my password
Remember
Log in
Register