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Card 16
Front
Why is each field line a loop in a solenoid?
Back
Card 17
Front
How to increase the magnetic field produced by a solenoid ?
Back
Card 18
Front
What is an electromagnet?
Back
Card 19
Front
What happens when the magnetic field is produced from the electric current?
Back
Card 20
Front
What are some uses of electromagnets?
Back
Card 21
Front
How does the scrapyard crane work?
Back
Card 22
Front
How does a circuit breaker work?
Back
Card 23
Front
How does the electric bell work?*
Back
Card 24
Front
What is a relay used for?
Back
Card 25
Front
How does the relay work?*
Back
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