Question 1 of 6
Intermediate

When power is applied to the stator, an expanding magnetic field is created that cuts across the rotor conductor bars and induces current in the rotor.

Question 2 of 6
Intermediate

You can typically increase motor efficiency by 5% by using a permanent magnet synchronous motor instead of an induction motor?

Question 3 of 6
Intermediate

The stator magnetic field in a single-phase motor does not rotate?

Question 4 of 6
Intermediate

The slip in an induction motor is greater at no load than it is at full load?

Question 5 of 6
Intermediate

How far apart are the phase windings (electrical degrees) in a three-phase induction motor?

Question 6 of 6
Intermediate

Which of the following electrical devices is most commonly used to start a single-phase motor?

Question 6 of 6
Intermediate

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1: When power is applied to the stator, an expanding magnetic field is created that cuts across the rotor conductor bars and induces current in the rotor.
True
1: When power is applied to the stator, an expanding magnetic field is created that cuts across the rotor conductor bars and induces current in the rotor.
False
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2: You can typically increase motor efficiency by 5% by using a permanent magnet synchronous motor instead of an induction motor?
True
2: You can typically increase motor efficiency by 5% by using a permanent magnet synchronous motor instead of an induction motor?
False
You can find the answer here >
3: The stator magnetic field in a single-phase motor does not rotate?
True
3: The stator magnetic field in a single-phase motor does not rotate?
False
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4: The slip in an induction motor is greater at no load than it is at full load?
True
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4: The slip in an induction motor is greater at no load than it is at full load?
False
5: How far apart are the phase windings (electrical degrees) in a three-phase induction motor?
45 degrees
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5: How far apart are the phase windings (electrical degrees) in a three-phase induction motor?
90 degrees
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5: How far apart are the phase windings (electrical degrees) in a three-phase induction motor?
180 degrees
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5: How far apart are the phase windings (electrical degrees) in a three-phase induction motor?
120 degrees
6: Which of the following electrical devices is most commonly used to start a single-phase motor?
Resistor
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6: Which of the following electrical devices is most commonly used to start a single-phase motor?
Switch
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6: Which of the following electrical devices is most commonly used to start a single-phase motor?
Thermostat
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6: Which of the following electrical devices is most commonly used to start a single-phase motor?
Capacitor