A single-mode optical fiber has a beat length of 8 cm at 1300 mn. The – McqOptions

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1.	A single-mode optical fiber has a beat length of 8 cm at 1300 mn. The value of birefringence Bf will be nearly
A.	1.6 x 10-5
B.	2.7 x 10-5
C.	3.2 x 10-5
D.	4.9 x 10-5
Answer» B. 2.7 x 10-5

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