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Thread: Glider with retractable propeller - GIF

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    Jon
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    Supporting Member Hoosiersmoker's Avatar
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    Is it just me or does that suitcase below look dangerously close to the spinning prop?

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    Supporting Member jdurand's Avatar
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    It's a test, the HP is determined by how far it tosses the briefcase.

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    I don't know if I would trust the springs to hold and fold those in flight, air pressure might force them apart.



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