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25-11-2022
Physics

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A laser pulse has an energy of 22 J and a beam radius of 2 mm. The pulse duration is 15 ns and the energy density is constant within the pulse. (a) What is the spatial length of the pulse? m * (b) What is the total energy density within the pulse? kJ/m3 (c) Find the electric and magnetic amplitudes of the laser pulse. E0 = MV/m B0 = T

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