3- a) The speed of light in a medium with a reflectance coefficient of 0.7 is 2.8.108 m/s a What is the damping coeffici
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3- a) The speed of light in a medium with a reflectance coefficient of 0.7 is 2.8.108 m/s a What is the damping coeffici
3- a) The speed of light in a medium with a reflectance coefficient of 0.7 is 2.8.108 m/s a What is the damping coefficient of the medium? b) If y=1/2, hv=4 ev, A= 800 (1/(cm.ev)), Eg=2.3 eV, I=1 lux, lo=4 lux What is the thickness of the material? c) Find the permeability of the medium.
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