Dopants levels in glass fiber lasers are generally ___________
A) low
B) high
C) same as that of grin rod lens laser
D) same as that of semiconductor laser
Correct Answer:
Verified
Q5: The strongest pumping bands is a four
Q6: The Nd: YAG laser is costlier than
Q7: It is a resonant cavity formed by
Q8: In a three level system, the threshold
Q9: Which of the following co-dopant is not
Q11: . _ fibers include addition of lead
Q12: The lasing output of the basic Fabry-perot
Q13: In Fabry-perot laser, the lower threshold is
Q14: When did the non-semiconductor laser developed?
A)1892
B)1946
C)1985
D)1993
Q15: Y3Al5 O12 Is a molecular formula for _
A)ytterbium aluminate
B)yttrium
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