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

MCQOPTIONS

1.	Lasing obtained in __________ when 191 mW of pump light at a wavelength of 0.477 m 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

Discussion

No Comment Found

Related MCQs

An MQW cascaded laser is more advantageous because of ___________
In QC lasers, it is possible to obtain different output signal wavelengths. This can be achieved by ___________
A QC laser is sometimes referred as ___________
The phenomenon resulting in the electrons to jump from one state to another each time emitting of photon is known as ___________
In a QC laser, a same electron can emit number of photons.
A technique based on inter-sub band transition is known as ___________
The thulium doped fiber laser when pumped with alexandrite laser output at 0.786 m, the laser emits at ___________
Lasing obtained in __________ when 191 mW of pump light at a wavelength of 0.477 m is launched into laser.
Devices based on quaternary PbSnSeTe and their ternary compounds, emit at wavelength?
Injection lasers operating in smaller wavelengths are subjected to increased carrier losses.