Máquinas eléctricas, motores de CA
Quiz
•
Instructional Technology, Professional Development, Physics
•
12th Grade
•
Practice Problem
•
Medium
Irene Cascales
Used 2+ times
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25 questions
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1.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Están compuestos de un ingenioso y estratégicamente posicionado conjunto de devanados que generan un campo magnético giratorio, gracias a un desfase angular de 120°a nivel físico y temporal
Motor monofásico
Motor bifásico
Motor Trifásico
Motor a pasos
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Es una máquina eléctrica, capaz de convertir energía eléctrica en energía mecánica rotativa.
Transformador
Motor
Capacitor
Rotor
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿Cuál es el motor mas utilizado en la Industría?
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿Qué velocidad de sincronismo en rpm tendrá una máquina que dispone de 2 pares de polos a 60Hz?
1800
3600
1200
900
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Se da el nombre de _____________ al motor de corriente alterna cuya parte móvil gira a una velocidad distinta a la de sincronismo.
Asíncrono
Sincrono
De polos salientes
Reluctancia
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
La velocidad de sincronismo de los motores eléctricos de CA depende de la frecuencia de la red "f" y de los pares de polos "P" y viene definida por la expresión
N=60f/P
N=60f/2P
N=60P/f
N=P/60f
7.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
¿Cuáles son los sistemas más empleados de corriente alterna?
Monofásico y trifásico
Monofásico, bifásico y trifásico
Síncronos y asíncronos
Arranque directo e indirecto
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