Tuesday, February 15, 2022

JNTUA B.Tech III Year 1st Sem Optical Fiber Communication 2022 Question Paper

Jawaharlal Nehru Technological University, Anantapur Question Paper

Subject Code: 15A04701

B.Tech IV Year I Semester (R15) Regular & Supplementary Examinations February 2022

OPTICAL FIBER COMMUNICATION

(Electronics and Communication Engineering)

Time: 3 hours

Max. Marks: 70

PART — A (Compulsory Question)

Answer the following: (10 X 02 = 20 Marks)

(a) Define critical angle and acceptance angle.

(b) Mention the applications of optical communications.

(d) Define cut-off wave length.

(e) What is splicing?

(f) Mention light source materials.

(g) What is quantum limit?

(h) What is detector response time?

(i) Define receiver sensitivity.

(j) Mention the differences between analog and digital links in optical fibre communications.

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