Optical Fiber and Multimode Fiber Quiz
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Questions and Answers

What is the core diameter of multimode fiber?

True (A)

Optical fiber is a metal filament that guides a light wave along its path.

False (B)

Singlemode fiber can only be used to transmit AV signals within a building.

False (B)

A fiber optic transmitter uses a laser diode as a light source.

<p>True (A)</p> Signup and view all the answers

A photodetector is used in a fiber optic receiver to convert the optical AV signal into an electrical signal.

<p>True (A)</p> Signup and view all the answers

What is optical fiber?

<p>Optical fiber is a glass or plastic filament that guides a light wave along its path.</p> Signup and view all the answers

What is multimode fiber?

<p>Multimode fiber is optical fiber that allows light to travel down multiple paths, also referred to as modes. It features a core diameter of 50 to 62.5 microns.</p> Signup and view all the answers

What is singlemode fiber?

<p>Singlemode fiber is optical fiber that allows light to travel down a single path known as the fundamental mode. It features a core diameter of 8 to 9 microns.</p> Signup and view all the answers

How is an AV signal transmitted down a fiber?

<p>A fiber optic transmitter converts the AV signal into an optical signal, using a VCSEL or laser diode as a light source. A glass fiber guides the optical AV signal along its path.</p> Signup and view all the answers

What can singlemode fiber be used for?

<p>Singlemode fiber can be used to transmit AV signals over extreme distances up to many miles or kilometers.</p> Signup and view all the answers

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