Homework Help Forum: PHYSICS

Posted by TITA on Tuesday, October 27, 2009 at 1:32pm.

No glass is perfectly transparent. Mainly because of reflections, about 90% of light passes through an average sheet of clear windowpane. The 10% loss is not noticed with a single sheet, but with several sheets it is apparent. How much light is transmitted by three sheets?

• PHYSICS - TITA, Tuesday, October 27, 2009 at 8:01pm

  72.9%

  
  

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