Lasing obtained in __________ when 191 mW of pump light at a wavelengt – McqOptions

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1.	Lasing obtained in __________ when 191 mW of pump light at a wavelength of 0.477 μm is launched into laser.
A.	ternary pbsnsete alloy laser
B.	quaternary pbsnsete alloy laser
C.	doped fluoro-zirconate fiber
D.	ternary pbeute alloy laser
Answer» D. ternary pbeute alloy laser

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