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Submit Papers đŠM.Sc. IVth Semester (CBCS) Examination, 2021
Physics
Paper - PT-403
Microwave and Optics Communication
[Maximum Marks : 60
Note :- All questions from each section carry equal marks. All questions are compulsory and answer limit are approximately 250 words. Start the answer of each section from new page. Maximum limit of pages of answer booklet are approximately 16 pages. Answer should be written by the student in his/her own handwriting mandatory. The first page of answersheet should be download by the student from university website is mandatory.
Discuss the limitations of vaccum tubes at high frequencies. Explain reflex klystron is detail.
Explain TE, TM and TEM wave explain why TEM wave does not exist in wave guide.
Explain properties of scattering matrix. Discuss the working operation of directional coupler with the help of scattering matrix.
Explain the principle of optical communication compare single index and graded index.
Describe splices, couplers of connectors in optical fibres.