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October 21, 2014

Homework Help: physics

Posted by rick on Wednesday, April 16, 2008 at 10:31pm.

A laser emits 1.44*10^18 photons per second in a beam of light that has a diameter of 1.98 mm and a wavelength of 524.5 nm.
(a) Determine the average electric field strength
(b) Determine the average magnetic field strength for the electromagnetic wave that constitutes the beam.

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