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August 31, 2015

Homework Help: physics

Posted by Anonymous on Tuesday, July 14, 2009 at 3:05pm.

If I send a laser beam in a container of water, (a semicircle shape), the incident ray from laser has to hit the strick flat face of the container at its center.

Why?
What if the container has plastic wall. Can I ignore the refraction of light through plastic.

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