WorksheetsFusion Splicing Technique
Total questions: 10
Worksheet time: 20mins
A permanent joint formed between two different optical fibers in the field is known as a ____________
Fiber splice
Fiber connector
Fiber attenuator
Fiber dispersion
How many types of fiber splices are available?
One
Two
Three
Four
What is the main requirement with the fibers that are intended for splicing?
Smooth and oval end faces
Smooth and square end faces
Rough edge faces
Large core diameter
What are the disadvantages of fusion splicing?
Fiber will get weak
Tensile strength of fiber decreases
Tensile strength of fiber increases
Both a and b
The heating of the two prepared fiber ends to their fusing point with the application of required axial pressure between the two optical fibers is called as ____________
Fusion splicing
Mechanical splicing
Melting
Diffusion
_____________ is caused by surface tension effects between the two fiber ends during fusing.
Pre-fusion
Diffusion
Self-alignment
Splicing
Average insertion losses as low as _________ have been obtained with multimode graded index and single-mode fibers using ceramic capillaries.
0.02 dB
0.1 dB
0.3 dB
0.5 dB
The insertion losses of the fiber splices are much less than the Fresnel reflection loss at a butted fiber joint.
True
False
In score and break process, which of the following is not used as a cutting tool?
Diamond
Sapphire
Tungsten Carbide
Copper
Which of the following is not used as a flame heating source in fusion splicing?
Microprocessor torches
Ox hydric burners
Electric arc
Gas burner
