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Posted Date: 10 Mar 2019 Posted By:: Sitakalyani Member Level: Gold Points: 3 (₹ 3)
2017 Acharya Nagarjuna University M.Sc. Physics M.Sc.(Second) Physics examination of electromagnetic theory and modern optics in May 2017 Question paper
This question paper belongs to electromagnetic theory and modern optics of M.Sc.(Second) Physics. This is helpful for the students who seek knowledge on preparing for their coming annual examination. It is also helpful for revision of the subject.
M.Sc. (Second) DEGREE EXAMINATION, MAY - 2017
Electromagnetic Theory and Modern Optics
Time: 3 Hours Maximum Marks: 70
Answer any Five questions
All question carry equal marks.
Q1) a) Explain the achievement of polarization by reflection and refraction.
b)Obtain an expression for transmission coefficients.
Q2) a) Write a note on total internal reflection.
b) Explain the absorption of EM waves propagated obliquely to conducting medium.
Q3) a) Explain different properties of Laser light.
b) Obtain relation between Einstein coefficients.
Q4) a) Write a note on Laser pumping.
b) Explain line and Doppler broadering mechanisms.
Q5) a)Discuss the attainment of population inversion.
b) Describe the working of CO2 laser.
Q6) a) Write a note on source concerns and stability in hologram.
b)Explain the basic theory of holography.
Q7) a) Write a note on fiber types, rays and modes.
b) Explain ray optics representation in step irdey fibers.
Q8) a) What is numerical operatives? Explain signal degradation in graded index fibers.
b) Explain the mechanical properties of fibers.
Q9) Write any Two of the following:
a) Total internal reflection in optical fiber.
b) Charge of phase on reflection in EM theory of light.
c) Absorption and emission process in Lasers.
d)Recording and resolution of hologram.
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