What is "photosensitive" property?

Thread starter lingling
Start date Nov 4, 2006
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Property

Nov 4, 2006

lingling

Why the charge on the drum in a photocopier disappears when light shines upon it? My solution says that it's because the drum is photosensitive. but what is "photosensitive" property ?

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Nov 4, 2006

turbo

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http://www.howstuffworks.com/photocopier.htm

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