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PHYSICS

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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 -

    72.9%

  • PHYSICS -

    65.6

  • PHYSICS -

    sorry I thought that it said four sheets

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