Understanding AC and DC Motors

Understanding AC and DC Motors

10th Grade

10 Qs

quiz-placeholder

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Understanding AC and DC Motors

Understanding AC and DC Motors

Assessment

Quiz

Engineering

10th Grade

Hard

Created by

Noman Aftab

Used 1+ times

FREE Resource

10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following is a type of AC motor commonly used in household appliances?

Series wound motor

Synchronous motor

Shunt wound motor

Compound motor

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which type of DC motor is best suited for applications requiring a constant speed, regardless of load?

Series DC motor

Shunt DC motor

Universal motor

Stepper motor

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following is NOT a basic component of an electric motor?

Rotor

Stator

Carburettor

Commutator

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which type of AC motor is most commonly used in industrial fans and pumps?

Universal motor

Induction motor

Series DC motor

Stepper motor

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the main function of the commutator in a DC motor?

To reduce friction

To reverse the direction of current in the armature windings

To increase the voltage

To cool the motor

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following applications would most likely use a DC motor?

Mains-powered washing machine

Battery-powered electric toy car

Ceiling fan

Industrial conveyor belt (powered by three-phase supply)

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following is a key advantage of using an AC induction motor in household appliances?

High starting torque

Simple and robust construction

Requires frequent maintenance

Needs a commutator

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