REPASO Electrotecnia II mayo2024

Quiz
•
Other
•
12th Grade
•
Medium
Natalia Ruiz
Used 4+ times
FREE Resource
5 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
1 min • 2 pts
¿Qué componente en un circuito de corriente alterna introduce un "adelanto" de la corriente respecto de la tensión?
BOBINA
CAPACITOR
TRANSFORMADOR
RESISTENCIA
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
¿Cuál es la unidad de medida de la impedancia eléctrica?
VOLT
WATT
OHM
RADIANES/SEGUNDO
3.
MULTIPLE CHOICE QUESTION
15 mins • 3 pts
En un circuito RCL en serie alimentado por una fuente de 230V a una frecuencia de 50Hz, donde R=40Ω L=0.255H C=63.67μF.
Cual es el valor de: a) |Z| ; b) φ; c) P
a) Z= 38Ω
b) φ=56°
c) P=600w
a) Z= 100Ω
b) φ=97°
c) P=120.5w
a) Z= 50Ω
b) φ=36.8°
c) P=847w
a) Z= 50Ω
b) φ=80.3°
c) P=481w
4.
MULTIPLE CHOICE QUESTION
15 mins • 3 pts
De la señal obtenga:
a) Amplitud
b) Período (no olvidar la unidad de medicion)
c) Frecuencia [Hz]
d) Frecuencia angular ω [rad/seg]
e) Dar la expresión de la tensión instantánea.
a) 1v
b) 15ms
c)66Hz
d) 132π rad/seg = 414.7 rad/Seg
e) v(t)= 1sen(132π t)
a) 4v
b) 2.5ms
c)400Hz
d) 250π rad/seg = 785.3 rad/Seg
e) v(t)= 4sen(250π t)
a) 5v
b) 2ms
c)50Hz
d) 180π rad/seg = 565.5 rad/Seg
e) v(t)= 5sen(180π t)
a) 2v
b) 5ms
c)200Hz
d) 400π rad/seg = 1256.6 rad/Seg
e) v(t)= 2sen(400π t)
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
El factor de potencia IDEAL en un sistema de corriente alterna es:
0.5
1
0
0.95
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