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Stepper Motors Quiz

Authored by Rajan 29666

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Stepper Motors Quiz
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25 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Stepper motors move in steps because of:

Constant torque

Sequential energizing of stator coils

Rotor inertia

Slip rings

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The rotor in a Variable Reluctance Stepper Motor is made of:

Permanent magnets

Laminated soft iron

Copper coils

Solid steel

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Permanent Magnet Stepper Motors use:

Iron rotor

Gear wheels

Permanent magnets on rotor

Hydraulic force

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

In Hybrid Stepper Motors, the rotor is:

Non-magnetic

A combination of soft iron and permanent magnets

Wound rotor

Plain cylinder

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The step angle of a stepper motor depends upon:

Motor size

Stator voltage

Number of stator and rotor teeth

Cooling method

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Principle of operation of VR stepper motor is based on:

Coulomb's law

Lenz's law

Reluctance minimization

Permanent magnetic flux

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Single-stack VR motor typically has:

Only one rotor pole

Rotor and stator aligned without displacement

One set of windings across the stator

Magnetic field from the rotor

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