EMJ43003 AC MOTOR

EMJ43003 AC MOTOR

University

18 Qs

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EMJ43003 AC MOTOR

EMJ43003 AC MOTOR

Assessment

Quiz

Engineering

University

Practice Problem

Medium

Created by

NORKHARZIANA UNIMAP

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18 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

Which part of an induction motor is responsible for producing the rotating magnetic field?

ROTOR

STATOR

SHAFT

COMMUTATOR

2.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

What is the main fucntion of the rotor in an induction motor?

To supply electrical power

To create a magnetic field

To rotate and deliver mechanical output

To control speed

3.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

Which type of current is supplied to the stator of a three-phase induction motor?

Media Image
Media Image
Media Image
Media Image

4.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

What is the phenomenon called when the rotor speed is less than the synchronous speed?

SLIP

SKEW

LAG

HOLDING

5.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

Which loss is primarily responsible for heating in the core of an AC motor?

Copper loss

Iron loss

Friction loss

Windage loss

6.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

What is the typical range of slip in a normal running induction motor?

0–1%

2–8%

10–20%

20–30%

7.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

What is the main difference between a synchronous and an induction motor?

Synchronous motors require slip to operate

Induction motors run at synchronous speed

Synchronous motors run at synchronous speed

Induction motors use DC supply

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