Download Previous Year Diploma Paper of Theory of Machines TOM 5th Sem Mechanical/5349/Feb 2021 Diploma Paper
Theory of Machines TOM 5th Sem Mechanical/5349/Feb 2021 Diploma Paper
                SECTION-A
Q2. Attempt any Three questions.                                  5×6=30
i. List the advantages and disadvantages of Optical fiber communication.
ii. Explain the principle of total internal refraction.
iii. Compare single mode fiber and multimode fiber.
iv. Difference between macro and micro bending losses.
v. What are the properties of good connector?
vi. What is the need of joining fibers and precautions to be taken while joining?
vii. What is the principle of light emitting diode? Explain briefly.
viii. Write short note on Raman amplifier.
                   SECTION-C
Q3. Attempt any one question.                            1×10=10
a. Explain construction and working of Avalanche photodiode (APD) with diagram.
b. What is optical power budgeting. How it is helpful in designing fiber optical system. Explain in detail.
c. Explain the construction and working principle of laser diode with neat diagram.
d. Write a short note on i) Dispersion in fiber optics ii) Wavelength division multiplexing
i. List the advantages and disadvantages of Optical fiber communication.
ii. Explain the principle of total internal refraction.
iii. Compare single mode fiber and multimode fiber.
iv. Difference between macro and micro bending losses.
v. What are the properties of good connector?
vi. What is the need of joining fibers and precautions to be taken while joining?
vii. What is the principle of light emitting diode? Explain briefly.
viii. Write short note on Raman amplifier.
Step Index and graded index FibresÂ
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Characteristics of light used in Optical CommunicationÂ
Block diagram of an Optical Receiver
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Different types of functional Amplifiers.
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What is Splicing
Two Techniques of SplicingÂ
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Applications of Optical CommunicationÂ
Few applications of Optical CommunicationÂ
Theory of Machines TOM 5th Sem Mechanical/5349/Feb 2021 Diploma Paper Click Here
Construction and working of Avalanche photodiode (APD) with diagram.
Optical power budgeting. How it is helpful in designing fiber optical system.Â
working principle of laser diode with neat diagram.
 i) Dispersion in fiber optics ii) Wavelength division multiplexing
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