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Posted by on Friday, September 17, 2010 at 2:12pm.

A student runs toward a vertical plane mirror at 5 m/s while the mirror, mounted on wheels, approaches her at 3 m/s. The speed at which her image moves, relative to the ground, is


Choices: 13, 16, 8, 11, 2 m/s

  • Physics - , Saturday, April 23, 2016 at 11:22pm

    11

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