AC and DC motors

AC and DC motors

Professional Development

26 Qs

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AC and DC motors

AC and DC motors

Assessment

Quiz

Other

Professional Development

Easy

Created by

Brady Payne

Used 1+ times

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26 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What changes the direction of the magnetic field in a DC motor?

The rotor

The stator

The armature coil using a commutator

The external power source

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

In an AC motor, what induces a rotating motion in the rotor?

The armature coil

The external power source

The rotating magnetic field produced by the stator

The commutator

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How is the direction of motor movement determined?

By the size of the motor

By the interaction between the magnetic fields of the stator and rotor

By the speed of the rotor

By the voltage applied

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the strength of a motor a measure of?

Its ability to generate torque and perform work

Its electrical resistance

Its rotational speed

Its power consumption

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How can the strength of a DC motor be controlled?

By adjusting the field current or the armature current

By changing the motor's physical size

By altering the shaft material

By using different types of lubricants

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

In AC motors, what factors control the strength of the motor?

Applied voltage, frequency, or the number of turns in the winding

Color and design of the motor

Type of bearings used

Ambient temperature

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the unit of measurement for magnetic flux density?

Tesla

Pascal

Joule

Coulomb

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