Electrical Engineering Archive: Questions from October 25, 2022
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2 answers
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1 answer
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Calculate the z-transforms of the functions given below and verify them with MATLAB. - \( E(s)=\frac{20}{(s+2)(s+5)} \) - \( E(s)=\frac{5}{s(s+1)} \) \( E(s)=\frac{(s+2)}{s(s+1)} \) \( E(s)=\frac{(s+21 answer -
- Cambio la posición del interruptor: change the position of the switch Find \( \mathrm{i}(t) \) when \( t \geq 0 \) RI circuit - Abierto: Opened Find \( i(t), v(t) \) when \( t \geq 0 \)2 answers -
Para el sistema de 4 barras en la figura, los valores dados son de impedancia. Construya la matriz de admitancias.0 answers -
3 answers
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Simplify the following Boolean expressions, using three-variable K-maps: (a) \( * F(x, y, z)=x y z+x^{\prime} y^{\prime} z+x y z^{\prime} \) (b) \( { }^{*} F(x, y, z)=x^{\prime} y+y z^{\prime}+y^{\pri3 answers -
4. Let \( f_{X, Y}(x, y)=\frac{1}{4 \pi} I_{D}(x, y) \) where \( D=\left\{(x, y): x^{2}+y^{2} \leq 4\right\} \). Let \( Z=\sqrt{X^{2}+Y^{2}} \) and \( \theta=\arctan \left(\frac{Y}{X}\right) \). a) Fi1 answer -
The following BJT transistor has the folllowing parameters: Is =10^-16 B= 50 Vt = 25mV. calculate the values shown:
El siguiente transistor BJT tiene los siguientes parámetros: \( I_{s}=10^{-16} \mathrm{~A}, \mathrm{y} \beta=50 \). Asuma \( V_{T}=25 \mathrm{mV} \). Calcule los siguientes valores: a. \( V_{B E} \)2 answers -
2. Let \( f_{X, Y}(x, y)=\frac{1}{\pi} I_{D}(x, y) \) where \( D=\left\{(x, y): x^{2}+y^{2} \leq 1\right\} \) and let \( Z=\sqrt{X^{2}+Y^{2}} \). a) Find and sketch \( f_{Z} \). b) Find \( P(\{0.251 answer -
4. Let \( f_{X, Y}(x, y)=\frac{1}{4 \pi} I_{D}(x, y) \) where \( D=\left\{(x, y): x^{2}+y^{2} \leq 4\right\} \). Let \( Z=\sqrt{X^{2}+Y^{2}} \) and \( \theta=\arctan \left(\frac{Y}{X}\right) \). a) Fi1 answer -
2. Proporcionar el equivalente de Thevenin entre los puntos a y b del circuito de la figura siguiente Rth: \( / 1 \) punto Vth: 12 punto \( \frac{47(10)}{47+10}= \)2 answers