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11 Jan 2012 15:53:15 IST

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ydse

Physics

defin leaser

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Sagar Saxena

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15 May 2012 19:21:33 IST

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ydse

Sagar Saxena

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Joined: 8 Oct 2008

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15 May 2012 19:23:20 IST

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if it is laser then ....

The acronym laser stands for "light amplification by stimulated emission of radiation." Lasers work as a result of resonant effects. The output of a laser is a coherent electro magnetic. In a coherent beam of electromagnetic energy, all the waves have the same frequecy and phase

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