Question 1 of 6
Intermediate

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

Question 2 of 6
Intermediate

Permanent magnet synchronous motors are more efficient than induction motors due to a change in which major motor component?

Question 3 of 6
Intermediate

A rotating magnetic field can be created by using which of the following?

Question 4 of 6
Intermediate

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

Question 5 of 6
Intermediate

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

Question 6 of 6
Intermediate

Stator laminations are typically made of which material?

Question 6 of 6
Intermediate

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1: You can typically increase motor efficiency by 5% by using a permanent magnet synchronous motor instead of an induction motor?
True
1: You can typically increase motor efficiency by 5% by using a permanent magnet synchronous motor instead of an induction motor?
False
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2: Permanent magnet synchronous motors are more efficient than induction motors due to a change in which major motor component?
Stator
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2: Permanent magnet synchronous motors are more efficient than induction motors due to a change in which major motor component?
Rotor
2: Permanent magnet synchronous motors are more efficient than induction motors due to a change in which major motor component?
Bearings
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2: Permanent magnet synchronous motors are more efficient than induction motors due to a change in which major motor component?
Fan
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3: A rotating magnetic field can be created by using which of the following?
Alternating current
3: A rotating magnetic field can be created by using which of the following?
Magnets
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3: A rotating magnetic field can be created by using which of the following?
Magnetism
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3: A rotating magnetic field can be created by using which of the following?
Magnetic flux
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4: How far apart are the phase windings (electrical degrees) in a three-phase induction motor?
45 degrees
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4: How far apart are the phase windings (electrical degrees) in a three-phase induction motor?
90 degrees
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4: How far apart are the phase windings (electrical degrees) in a three-phase induction motor?
180 degrees
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4: How far apart are the phase windings (electrical degrees) in a three-phase induction motor?
120 degrees
5: The slip in an induction motor is greater at no load than it is at full load?
True
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5: The slip in an induction motor is greater at no load than it is at full load?
False
6: Stator laminations are typically made of which material?
Copper
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6: Stator laminations are typically made of which material?
Steel
6: Stator laminations are typically made of which material?
Aluminum
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6: Stator laminations are typically made of which material?
Plastic
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