Motores eléctricos trifásicos
Quiz
•
Specialty
•
6th Grade
•
Practice Problem
•
Medium
Michael Orozco
Used 150+ times
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19 questions
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1.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
¿Un ______ es una máquina eléctrica, capaz de convertir energía eléctrica trifásica en energía mecánica rotativa?
Transformador
Capacitor
Motor trifásico
Rotor
2.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
¿Los motores asíncronos o ____________________son las máquinas de impulsión eléctrica más utilizadas por ser sencillos, seguros y baratos?
Tipo Serie
De inducción
Compound
Ninguna de las anteriores
3.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
¿En los motores trifásicos, cuando se varia el número
de _______________________ se puede variar la velocidad de giro?
Bornes
Escobillas
Chapas
Polos
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
¿Para un motor que consume 10 kW de potencia eléctrica y produce 7.5 kW de potencia mecánica, el rendimiento es igual a _________________ %?
75%
80%
65%
50%
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
¿La potencia mecánica de un motor de 2_Kw, es igual a ___________ HP?
2.5
2.68
1.49
1.5
6.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Para realizar, un cambio de giro en un motor eléctrico trifásico se deben de cambiar las puntas de conexión de:
L1 Y L2
L2 Y L3
L1 Y L3
Todas las anteriores
7.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
¿Es la pate fija del motor, que está constituido por un enchapado de hierro al silicio, introducido generalmente a presión, entre una carcasa de hierro colado?
Escudos
Escobillas
Rotor
Estator
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