How to Build an Electromagnetic Generator

by Angelina De Marco in Workshop > Energy

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How to Build an Electromagnetic Generator

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A simple way to build an electromagnetic generator!

Supplies

Materials: cardboard, bottle cap, straw, propeller, motor, led light, glue

Tools: pencil, ruler, scissors, xacto knife, glue gun

Draw Sides for the "windmill" on Cardboard

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Make them all even, with smaller tops than bottoms. Use a ruler to help. Create and add your own cut outs!

Cut Out Pieces

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The xacto knife is helpful for the cut outs. Save a piece for the base!

Create the Windmill Stand

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Glue each piece to the base and to each other (I used hot glue). Make sure they are touching on all sides!

Glue on the Top

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Find a piece from the scraps that will fit on top of the stand. Shape it into a square and glue it on.

Glue on Base for Light Stand

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Any type of small plastic bottle cap will do.

Gather Pieces for Light Stand

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Look trough the scras from the cut outs. Create 4 identical pieces, along with one square piece.

Glue Together the Stand

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Using the glue gun, glue the short side of the pieces to the square. Make sure the sides of the pieces touch.

Glue Light Stand On

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Glue the light stand onto the top of the bottle cap, alonging room for the edge to hang over.

Insert LED Light

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Create a small hole in the center of the square backing. Insert the light into the whole, with the metal sticking out the back.

Glue Straw Onto Motor

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Cut a small piece of the straw off. Glue it to the axle of the motor, with extra hanging off.

Add the Propellor

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Glue the propellor to the opposite end of the straw.

Glue the Motor on

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Glue the large part of the motor to the cardboard, with the fan towards the front.

Connect the Wires

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Create a hook with the metal extending out of the wire. DO the same with the LED. Make hook each write a different leg of the LED. Make sure the legs do not touch.