Laser cavity length can be extended by
A)increasing the refractive index
B)reducing frequency
C)introduction of external feedback
D)using grin-rod lenses

Name: Laser cavity length can be extended by A)increasing the refractive index B)reducing frequency C)introduction of external feedback D)using grin-rod lenses
Brand: Quizplus
Rating: 4.8 (46 reviews)

Question

Quizplus · Accepted Answer

Introducing external feedback can extend the effective cavity length by allowing light to travel additional paths outside the original cavity, effectively increasing the cavity length.

Laser Cavity Length Can Be Extended by