Electrical Engineering Archive: Questions from June 02, 2023
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4) An electron inside a magnetic field has a speed vartheta = 40a_x + 35a_y km/s It experiences a force F = - 4.2 * 10^-9 a_x + 4.8*10^- 9 * a_y N. If B_x = 0, calculate the magnetic field.
3) Una carga puntual \( Q \) se coloca entre dos planos conductores que estân a tierra y estân inclinados \( 55^{\circ} \). Encuentre el número de imagenes y haga un diagrama de las mismas. 4) Un e2 answers -
The figure shows the single line diagram of an electrical power system. Considering a common base of 100MVA and 22 KV of the generator side. Draw the impedance diagram with the new base include all th
La figura muestra el diagrama unifilar de un sistema eléctrico de potencia. Considerando una base común de \( 100 \mathrm{MVA} \) y 22 KV del lado del generador. Dibuje el diagrama de impedancias co2 answers -
The three-phase system shown in the figure, a phase-to-neutral voltage is measured in the star connection of 440 Volts to a 60Hz frequency. a) Calculate the real, apparent, reactive three-phase power
El sistema trifásico que se muestra en la figura, se mide un voltaje de fase a neutro en la conexión estrella de 440 Volts a una frecuencia de \( 60 \mathrm{~Hz} \). - Calcule la potencia trifásica2 answers -
. The line voltage from a to b that feeds the loads is 440 Volts at 60Hz, ZØa is 36 + 24jΩ, ZØb is 36+24Ω, ZØc is 36+24jΩ, calculate; a) The phase current and the line current for each load. b)
. El voltaje de línea de a b que alimenta a las cargas es de 440 Volts a \( 60 \mathrm{~Hz}, Z \nabla_{\mathrm{a}} \) es de \( 36+24 j \Omega \), \( Z \not b \) es de \( 36+24 \Omega \), \( Z \phi_{c2 answers