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How Is A Flashlight Both Luminous And Nonluminous At The Same Time?

Posted by admin on Mar 1, 2010 in Talk about flashlight | Comments 1 comment

It’s my science homework and I’m not sure how a flashlight can be both luminous and nonluminous.

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What Is The Smallest And Brighest Flashlight?

Posted by admin on Feb 28, 2010 in Talk about flashlight | Comments 0 comments

I am looking for a reallly small flashlight that has a high lumen output (at least 120 lumens or more). If you know of any flashlights like this, please tell me about them, I already have the Streamlight Scorpion LED. I would also like the flashlight to be at least 8 inches or smaller. Thank you

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Flashlight??????????

Posted by admin on Feb 27, 2010 in Talk about flashlight | Comments 2 comments

Suppose that two flashlight beams are shone on a white screen, one through a pane of blue glass and the other through a pane of yellow glass. What color appears on the screen where the two beams overlap? Suppose, instead, that the two panes of glass are placed in the beam of a single flashlight. What then?

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