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Flip the first switch, leave it on for an hour then flip it off again. Flip the second switch, leave it on. leave the third switch alone.
Now go to the attic. One light is on, two are out of which one bulb is hot to the touch and the other isn't. Right?
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[img]\"hosted/melusine.jpg\" alt=\" - \" /><br />Your voice is ambrosia
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