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Physics, 20.08.2019 18:10 garciavergaraana

Alaser emits a cylindrical beam of light 2.3 mm in diameter. the average power of the laser is 2.4 mw . the laser shines its light on a perfectly absorbing surface. part a how much energy does the surface receive in 15 s ?
part b what is the radiation pressure exerted by the beam?

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Alaser emits a cylindrical beam of light 2.3 mm in diameter. the average power of the laser is 2.4 m...

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