Year 10 Engineering Studies

Name: ________________________ Class: _____

WORKSHEET: ELECTROMAGNETIC INDUCTIONAND INDUCTION MOTORS

Use the Internet to provide written answers to the following questions.

1. Label the parts being pointed to by the arrows of this DC Electric Motor shown below.

2. Define the concept of ‘magnetic flux’ and explain some ways we can increase or decrease the amount of flux in a given area.

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3. What is the ‘right-hand push rule’?_____________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________

4. What is Faraday’s Law of Induction?_____________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________

5. What is Lenz’s Law?____________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________

6. Describe the motor effect_____________________________________________________________________________________________________________________________________________________________________________________________________________________________________________

7. Describe in detail the concept of electromagnetic induction.

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Year 10 Engineering Studies

8. What is a stator?

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9. What is an armature?

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10. What is a split-ring commutator?

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11.Describe the term ‘induction’ and discuss how the concept of induction has been used to improve everyday life for humans.

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12.What is a universal motor?

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