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Building A Generator 6

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Questions and Answers

What did Michael Faraday discover about moving a magnet near a coil of wire?

It decreases the resistance of the wire
It creates an electrical current (correct)
It increases the temperature of the wire
It creates a magnetic field

Why is it important to have an adult present during the experiment with electricity?

To ensure safety as electricity can be dangerous (correct)
To provide moral support
To help with the technical steps
To take over the experiment if it gets too complicated

What is a key material needed to build your own model of Faraday’s generator?

Plastic straws
Copper wire (correct)
Aluminum foil
Wooden sticks

What is the purpose of using tape in building the generator?

To cover part of the nail near the cardboard disc (B) Signup and view all the answers

Why is it recommended to use a horsehoe or bar magnet for the generator?

They have stronger magnetic fields (B) Signup and view all the answers

What is the purpose of winding the wire around the tape between the cardboard circles?

To attach the wire securely to the cardboard circles (D) Signup and view all the answers

Why is it recommended to have an adult strip the insulation off both loose ends of the wire?

To ensure that the wire is properly connected to the device (D) Signup and view all the answers

Why should you leave about 8 inches of wire spare at one end before winding it around?

To ensure enough length for connecting to the device (A) Signup and view all the answers

What is the purpose of placing the magnet close to the head of the nail and moving it back and forth?

To create a magnetic field (A) Signup and view all the answers

Why is it important to stop winding when you have about 8 inches of wire left?

To ensure there is enough wire for connection (A) Signup and view all the answers