The_optical_source_used_in_a_fiber_is_an_injection_laser_with_a_relati – McqOptions

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1.	The_optical_source_used_in_a_fiber_is_an_injection_laser_with_a_relative_spectral_width_‚âà√¨‚àö√¢_{‚âà√≠¬¨‚Ñ¢}/‚âà√≠¬¨‚Ñ¢_of_0.0011_at_a_wavelength_of_0.70‚âà√≠¬¨‚à´m._Estimate_the_RMS_spectral_width.$#
A.	1.2 nm
B.	1.3 nm
C.	0.77 nm
D.	0.98 nm
Answer» D. 0.98 nm

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