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Posted by on Tuesday, August 23, 2011 at 10:07pm.

Use the fact that the speed of light in a vacuum is about 3.00 108 m/s to determine how many kilometers a pulse from a laser beam travels in exactly 4.9 hour(s)

  • physics - , Wednesday, August 24, 2011 at 2:22am

    This is a duplicate question. The answer remains the same.

  • physics - , Monday, September 5, 2011 at 9:24pm

    7

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