A ruby laser has a crystal of length 3 cm with a refractive index of 1.60, wavelength 0.43 μm. Determine the number of l
Posted: Thu Jul 14, 2022 12:36 pm
a) 1×102
b) 3×106
c) 2.9×105
d) 2.2×105
b) 3×106
c) 2.9×105
d) 2.2×105
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