A Fiber Optic Line Is Composed of a Core with an Index

question 86

Multiple Choice

A fiber optic line is composed of a core with an index of refraction of 1.51 and cladding with an index of 1.40. Which one of the following relations best describes angles of incidence $\theta$ that will result in total internal reflection within the fiber optic line?

• A)\(\theta\)< 68°
• B)\(\theta\) > 68°
• C)\(\theta\) < 22°
• D)\(\theta\) > 22°
• E)0 \(\le\) \(\theta\) \(\le\)90°

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Definitions:

Atherosclerosis

Cardiovascular disorder in which lipid-rich plaques form on the interior walls of blood vessels and narrow the vessels.

T Cell Receptors

Proteins found on the surface of T cells that allow these cells to recognize and bind to specific foreign antigens.

MHC Markers

Major histocompatibility complex markers, proteins found on the surfaces of cells that help the immune system recognize foreign substances.

Antigens

Substances that when introduced into the body, trigger an immune response, often by the production of antibodies.