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Submit Papers đŠNote :- 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.
What is optical fibre? Explain its structure and optical path and propagation of light in it.
Describe optical fibre fabrication with chemical vapour deposition and double crucible method.
What is spontaneous and stimulated emission? Also explain idea of light amplification.
Explain longitudinal and transverse modes in laser cavity.
Describe laser and its types - ruby, CO2 and semiconductor laser.