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Physics, 07.09.2019 17:10 estefaniapenalo

Akrypton laser produces a cylindrical red laser beam 2.40 mm in diameter with 1.70 w of power. what is the light intensity 1.76 m away from the laser?

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Akrypton laser produces a cylindrical red laser beam 2.40 mm in diameter with 1.70 w of power. what...
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