Optical Fiber Communication OFC 6th Sem Diploma Dec 2016 Paper

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Download Previous Year Diploma Paper of Optical Fiber Communication OFC 6th Sem Diploma Dec 2016 Paper

Optical Fiber Communication OFC 6th Sem Diploma Dec 2016 Paper

                                                SECTION-A

Q1. Fill in the Blanks.                                                                                                              15×1=15

  1. Numerical Aperture indicates the light gathering capability of fiber .
  2. Light propagates along the fibre by Total internal Reflection Process.
  3. Snell’s law of refraction states that sinØ1/sinØ2  IS CALLED REFRACTIVE INDEX .
  4. LASER stands for Light Amplification Stimulated Emission of Radiation .
  5. EDFA stands for Erbium-Doped Fiber Amplifier .
  6. Refractive index of cladding is Less than Core.
  7. Dispersion causes pulse Spread Out. 
  8. Light source used in optical fiber converts electrical signal into Light Signal.
  9. APD stands for Avalanche Photo Diode. 
  10. Define Dark Current.
  11. Fibre to fibre joint is called Splicing. 
  12. LED is based on the principle of Spontaneous Emission .
  13. Attenuation is measured in decibel (dB). 
  14. PIN diode operates in Reverse Bias region.
  15. Optical fiber communication uses WDM Multiplexing.

                                      SECTION-B

Q2. Attempt any five questions.                                                                    5×6=30

  1. Define: Critical Angle, Snell’s Law
  2. What are Step Index and graded index Fibres ?
  3. Discuss the characteristics of light used in Optical Communication ?
  4. Draw the block diagram of an Optical Receiver.
  5. Describe the different types of functional Amplifiers.
  6. What is Splicing? Explain any two techniques of Splicing ?
  7. List a few applications of Optical Communication ?

                                     SECTION-C

Q3. Attempt any three questions.                                                       3×10=30

  1.  What are the advantages and disadvantages of Optical Fiber Communication.
  2. List the various types of LED’s. Discuss the various types of LED structures.
  3. Describe Optical Power Budgeting ?
  4. What is the need of an Optical Amplifier? Discuss SOA.
  5. Explain the different types of losses in Optical Fibre Communication.
  6. Write short notes on (any two)
  1. Effect of dispersion on data Rate
  2. WDM
  3. Historical perspective of Optical Communication

Optical Fiber Communication OFC 6th Sem Diploma May 2015 Paper

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Section a FILL IN THE BLANKS Optical Fiber Communication OFC 6th Sem Diploma DEC 2016 Paper

Numerical Aperture indicates the light gathering capability of fiber .

 

Light propagates along the fibre by Total internal Reflection Process.

 

Snell’s law of refraction states that sinØ1/sinØ2  IS CALLED REFRACTIVE INDEX .

 

LASER stands for Light Amplification Stimulated Emission of Radiation .

 

EDFA stands for Erbium-Doped Fiber Amplifier .

Refractive index of cladding is Less than Core.

 

Dispersion causes pulse Spread Out. 

 

Light source used in optical fiber converts electrical signal into Light Signal.

 

APD stands for Avalanche Photo Diode. 

 

Dark Current

 

Fibre to fibre joint is called Splicing. 

 

LED is based on the principle of Spontaneous Emission .

 

Attenuation is measured in decibel (dB). 

 

PIN diode operates in Reverse Bias region.

 

  1. Optical fiber communication uses WDM Multiplexing.
Optical Fiber Communication OFC 6th Sem Diploma Dec 2016 Solved Paper Click Here

Section B :Optical Fiber Communication OFC 6th Sem Diploma May 2015 Paper

Critical Angle

Snell’s Law

 

Step Index and graded index Fibres 

 

Characteristics of light used in Optical Communication 

Block diagram of an Optical Receiver

 

Different types of functional Amplifiers.

 

What is Splicing

Two Techniques of Splicing 

 

Applications of Optical Communication 

Few applications of Optical Communication 

Optical Fiber Communication OFC 6th Sem Diploma Dec 2016 Paper Click Here

Optical Fiber Communication OFC 6th Sem Diploma May 2015 Paper

Get Started

Section c :-Optical Fiber Communication OFC 6th Sem Diploma DEC 2016 Paper

Advantages and disadvantages of Optical Fiber Communication.

 Types of LED and its structures.

 

Optical Power Budgeting 

 

Need of an Optical Amplifier

Discuss SOA Amplifier

 

Different types of losses in Optical Fibre Communication.

short notes on (any two)

 

  1. Effect of dispersion on data Rate

2.WDM

 

  3. Historical perspective of Optical Communication

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