How Does Light Carry Data? Fiber Optics Explained video lesson

How do fiber optic lines carry data?

• They use sound waves

• Through morse code

• Through pulses of light

• Through electric impulses

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Light can travel down the fiber optic cable through a principle called...

• the refraction index

• total internal reflection

• total external reflection

• noise-reduction cladding

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More modern fiber optic networks improve the optical signal through the use of _________ along the line.

• amplifiers

• repeaters

• antennae

• speakers

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These types of lines are cheaper:

• copper

• fiber optic

These types of lines create electromagnetic fields (interference):

• copper

• fiber optic

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Fiber optics can be used as endoscopes in this/these fields:

• engineering

• medicine

• mushroom farming

• plumbing

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What increases the amount of information transmitted by fiberoptic cables?

• increasing the length
• using plastic instead of glass in the cable
• increasing the number of fibers
• using fewer optical amplifiers along the cable

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What are Fiber Optics?

• Thin, flexible fibers of glass
• Flexible fibers of glass
• Thin fibers of glass
• Those glow toys

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