Lesson 13 Optical Fiber

Question 1

Single-mode (SM) fiber has ? light-carrying core than(as) multimode (MM) fiber.

Answer 1

a smaller

Question 2

What is the core size of single-mode fiber?

Answer 2

9 microns

Question 3

Single-mode fiber has ? bandwidth than(as) multimode fiber.

Answer 3

More

Question 4

What wavelengths are appropriate for use with multimode fiber?

Answer 4

850 and 1,300 nm

Question 5

The diameter of the core in OM2 and OM3 multimode fiber is how large?

Answer 5

50 microns

Question 6

Which of the following fiber specifications is most important to the user and is an important factor in testing?

Answer 6

Attenuation

Question 7

The largest contributor to fiber attenuation is ? .

Answer 7

scattering

Question 8

Which fiber typically has the largest core?

Answer 8

Plastic optical fiber (POF)

Question 9

The loss of a multimode graded index fiber is greatest at ? .

Answer 9

850 nm

Question 10

Which type of dispersion affects single-mode fiber as well as multimode fiber?

Answer 10

Chromatic