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NC Science Olympiad: Helicopters

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Uploaded by on Oct 4, 2010

Helicopters event: Rubber band powered helicopter, structure and assembly. For more information on this event, visit: http://www.sciencenc.com/event-help/helicopters.php

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Uploader Comments (kellstuh)

  • Oh i should have been a little more specific i apologize. I meant the spinning piece at 00:50. I'm new to SO this year, your help is very appreciated! (:

  • @FujiKujiPandaBoys That was a piece of the same type tube used for the motor shaft (but slightly smaller diameter so it fits inside) with a cap cut from balsa sheeting on it. The motor hook (wire the rubber band attaches to on that side) goes through the center of it, thats what it is spinning on

  • Where could i find the pieces you guys used for your roters ?

  • @FujiKujiPandaBoys The rotors are sticks of balsa or bass wood (balsa is lighter, bass is a little stronger) glued together with CA glue and covered in tissue paper. The part that goes around the center was cut from a sheet of balsa. You can get it at any hobby store.

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All Comments (8)

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  • Where do you buy the spinning hooks and stationary hooks? How do you attach them on?

  • Why does Olypiad have to be so hard............ SAD FACEEEEEEEEEEEEEE

    lemme be first comment so up vote this..

    I never get to be first comment.

  • oh god, not olympiad

  • AND?

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