He coined the term “fiber optics” in 1956.

He coined the term “fiber optics” in 1956.
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Kapany
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He coined the term “fiber optics” in 1956. ∙ A. Kapany ∙ B. Kao ∙ C. Bockham ∙ D. Keck

Description : He coined the term “fiber optics” in 1956. ∙ A. Kapany ∙ B. Kao ∙ C. Bockham ∙ D. Keck

Last Answer : ∙ A. Kapany

It is caused by valence electrons in the silica material from which the fiber are manufactured.

Description : It is caused by valence electrons in the silica material from which the fiber are manufactured.

Last Answer : ultraviolet absorption

It is analogous to power dissipation to copper cables, impurities in the fiber absorb the light and covert it to heaT

Description : It is analogous to power dissipation to copper cables, impurities in the fiber absorb the light and covert it to heaT

Last Answer : absorption loss

The maximum angle in which external light rays may strike the air/glass interface and still propagate down the fiber.

Description : The maximum angle in which external light rays may strike the air/glass interface and still propagate down the fiber.

Last Answer : Acceptance cone half-angle

What phenomenon will result if the glass fiber is exposed to long periods of high humidity?

Description : What phenomenon will result if the glass fiber is exposed to long periods of high humidity?

Last Answer : stress corrosion

Developed an optical fiber with losses less that 2 dB/km

Description : Developed an optical fiber with losses less that 2 dB/km

Last Answer : Kao and Bockham

A popular light wavelength fiber-optic cable is

Description : A popular light wavelength fiber-optic cable is

Last Answer : 1.3 micrometer

A single fiber can handle as many voice channels as.

Description : A single fiber can handle as many voice channels as.

Last Answer : a 1500-pair cable The term power budgeting refers to: Ans. the total power available minus the attenuation losses

Which type of fiber-optic cable is the most widely used?

Description : Which type of fiber-optic cable is the most widely used?

Last Answer : multimode step-index

Which type of fiber-optic cable has the least modal dispersion?

Description : Which type of fiber-optic cable has the least modal dispersion?

Last Answer : single-mode step index

These bends are caused by excessive pressure and tension and generally occur while fiber are bent during handling or installation.

Description : These bends are caused by excessive pressure and tension and generally occur while fiber are bent during handling or installation.

Last Answer : constant-radius bending

They were granted patents for scanning and transmitting television images through uncoated fiber cables

Description : They were granted patents for scanning and transmitting television images through uncoated fiber cables

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They proposed a new communication medium using cladded fiber cables.

Description : They proposed a new communication medium using cladded fiber cables.

Last Answer : Kao and Bockham

Approximately what is the frequency limit of the optical fiber?

Description : Approximately what is the frequency limit of the optical fiber?

Last Answer : 40 GHz

_______ is a standard developed by ANSI for fiber-optic networks.

Description : _______ is a standard developed by ANSI for fiber-optic networks.

Last Answer : SONET

A certain Professor at the Stanford University coined the word ‘artificial intelligence’ in 1956 at a conference held at Dartmouth college. Can you name the Professor? a) David Levy b) John McCarthy c) Joseph Weizenbaum d) Hans Berliner

Description : A certain Professor at the Stanford University coined the word ‘artificial intelligence’ in 1956 at a conference held at Dartmouth college. Can you name the Professor? a) David Levy b) John McCarthy c) Joseph Weizenbaum d) Hans Berliner

Last Answer : b) John McCarthy

A certain Professor at the Stanford University coined the word 'artificial intelligence' in 1956 at a conference held at Dartmouth College. Can you name the Professor? A. David Levy B. John McCarthy C. Joseph Weizenbaum D. Hans Berliner E. None of the above

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Last Answer : B. John McCarthy 

The term single mode and multimode are best described as:

Description : The term single mode and multimode are best described as:

Last Answer : the number of wavelengths each fiber can support

The term responsivity as it applies to a light detector is best described as.

Description : The term responsivity as it applies to a light detector is best described as.

Last Answer : the ratio of the diode output current to the input optical power

he local oscillator and mixer are combined in one device because:

Description : he local oscillator and mixer are combined in one device because:

Last Answer : it is cheaper

he building block of a parity or BCC generator is _____

Description : he building block of a parity or BCC generator is _____

Last Answer : XOR

Do you have fiber optics?

Description : Do you have fiber optics?

Last Answer : No. AT&T put the fiber down on the main street, but never brought it down my street to the house. It’s supposed to be better and much faster than regular cable connections for internet.

Which telecommunications company offers the highest speed and clarity of fiber optics?

Description : Which telecommunications company offers the highest speed and clarity of fiber optics?

Last Answer : If you use in your browser the link cutt.ly/hjluNtr, you will meet Verizon FiOS & Verizon Broadband Services that offer blazing speed and crystal clarity of the 100% fiber optic Fios ... , internet and phone products that will exceed your expectations today and keep you connected down the road.

Why Fiber Optics Cable is EMI Free ?

Description : Why Fiber Optics Cable is EMI Free ?

Last Answer : Since fiber optics is made of insulating material, it is free from electromagnetic effects or EMI. The components of fiber optics are soda , boro silicate , soda lime silicate and soda alumina silicate ... and plastic is also an insulating material. As a result, fiber optics is always EMI free

Are there different types of fiber optics certification?

Description : Are there different types of fiber optics certification?

Last Answer : "There are three levels of fiber optics certification to become a certified fiber optic technician. There is a basic level, an advanced level and a specialist level." "There ... optics certification, such as protective relay maintenance, substation maintenance and an electrical safety inspector."

What can fiber optics do, and why are they so fast?

Description : What can fiber optics do, and why are they so fast?

Last Answer : you can find out over several pages just need to be able to search and you'll have everything in your hands just go ahead and nobody can stop you just Strive

Which of the following is used as an optical receiver in fiber optics communications a. APD b. Tunnel diode c. Laser diode d. LED

Description : Which of the following is used as an optical receiver in fiber optics communications a. APD b. Tunnel diode c. Laser diode d. LED

Last Answer : a. APD

A dielectric waveguide for the propagation of electromagnetic energy at light frequencies a. Stripline b. Microstrip c. Laser beam d. Fiber optics

Description : A dielectric waveguide for the propagation of electromagnetic energy at light frequencies a. Stripline b. Microstrip c. Laser beam d. Fiber optics

Last Answer : d. Fiber optics

What is the insertion loss of connector-type splices for a single mode fiber optics? a. 0.51dB b. 0.31dB c. 0.49dB d. 0.38dB

Description : What is the insertion loss of connector-type splices for a single mode fiber optics? a. 0.51dB b. 0.31dB c. 0.49dB d. 0.38dB

Last Answer : d. 0.38dB

What is the average insertion loss of fusion splice in fiber optics? a. 0.09dB b. 0.9dB c. 0.19dB d. 0.009dB

Description : What is the average insertion loss of fusion splice in fiber optics? a. 0.09dB b. 0.9dB c. 0.19dB d. 0.009dB

Last Answer : a. 0.09dB

One of the following is among the types of fiber optics used in electronics communication. A. Step-index multimode B. Graded-index multimode C. Semi-graded multimode D. Single mode

Description : One of the following is among the types of fiber optics used in electronics communication. A. Step-index multimode B. Graded-index multimode C. Semi-graded multimode D. Single mode

Last Answer : C. Semi-graded multimode

Loss due to the diffraction of light when it strikes on the irregularities formed during the manufacturing process of the fiber optics. A. Absorption loss B. Attenuation C. Bending loss D. Rayleigh scattering loss

Description : Loss due to the diffraction of light when it strikes on the irregularities formed during the manufacturing process of the fiber optics. A. Absorption loss B. Attenuation C. Bending loss D. Rayleigh scattering loss

Last Answer : D. Rayleigh scattering loss

A device that reduces the intensity of light in fiber optics communication systems. A. Reducer B. Quality factor C. Optical attenuator D. Compressor

Description : A device that reduces the intensity of light in fiber optics communication systems. A. Reducer B. Quality factor C. Optical attenuator D. Compressor

Last Answer : C. Optical attenuator

Which of the following is an advantage to using fiber optics data transmission? a. resistance to data theft b. fast data transmission rate c. low noise level d. all of above

Description : Which of the following is an advantage to using fiber optics data transmission? a. resistance to data theft b. fast data transmission rate c. low noise level d. all of above

Last Answer : fast data transmission rate

Which of hte following is considered a broad band communication channel? a. coaxial cable b. fiber optics cable c. microwave circuits d. all of above

Description : Which of hte following is considered a broad band communication channel? a. coaxial cable b. fiber optics cable c. microwave circuits d. all of above

Last Answer : all of above

Which of the following performs modulation and demodulation? a. fiber optics b. satellite c. coaxial cable d. modem e. none of the above

Description : Which of the following performs modulation and demodulation? a. fiber optics b. satellite c. coaxial cable d. modem e. none of the above

Last Answer : modem

Which of the following performs modulation and demodulation? a. fiber optics b. satellite c. coaxial cable d. Modem

Description : Which of the following performs modulation and demodulation? a. fiber optics b. satellite c. coaxial cable d. Modem

Last Answer : d. Modem

Fiber optics posses following properties __________ a) Immune electromagnetic interference b) Very less signal attenuationc) Very hard to tap d) All of the mentioned

Description : Fiber optics posses following properties __________ a) Immune electromagnetic interference b) Very less signal attenuation c) Very hard to tap d) All of the mentioned

Last Answer : d) All of the mentioned

List seven advantages of fiber optics over electrical systems.

Description : List seven advantages of fiber optics over electrical systems.

Last Answer : Advantages of fiber optics are improved system performance, immunity to electrical noise, signal security, electrical isolation, reduced size and w

Define fiber optics.

Description : Define fiber optics.

Last Answer : Fiber optics is the branch of optical technology concerned with the transmission of radiant power (light energy) through fibers.

Used to test a fiber optics splice ∙ a. Spectrum analyzer ∙ b. Oscilloscope ∙ c. Optical power meter ∙ d. Field strength meter

Description : Used to test a fiber optics splice ∙ a. Spectrum analyzer ∙ b. Oscilloscope ∙ c. Optical power meter ∙ d. Field strength meter

Last Answer : c. Optical power meter

Why are visible-light LEDs not used for fiber optics? ∙ a. It has high losses ∙ b. It has short wave ∙ c. It has low attenuation ∙ d. It has weak signal

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Last Answer : ∙ a. It has high losses

The following are the cause of light attenuation in fiber optics except ∙ a. Backscattering ∙ b. Absorption ∙ c. Refraction ∙ d. Microbends

Description : The following are the cause of light attenuation in fiber optics except ∙ a. Backscattering ∙ b. Absorption ∙ c. Refraction ∙ d. Microbends

Last Answer : c. Refraction

In fiber optics, higher-order mode refers to ∙ a. Cladding boundary at high angle ∙ b. Backscattering electromagnetic signals ∙ c. Diffracting signals ∙ d. All of these

Description : In fiber optics, higher-order mode refers to ∙ a. Cladding boundary at high angle ∙ b. Backscattering electromagnetic signals ∙ c. Diffracting signals ∙ d. All of these

Last Answer : ∙ a. Cladding boundary at high angle

Which of the following is a disadvantage for plastic fiber optics? ∙ a. Noise immunity ∙ b. Electric hazards ∙ c. Higher losses ∙ d. All of these

Description : Which of the following is a disadvantage for plastic fiber optics? ∙ a. Noise immunity ∙ b. Electric hazards ∙ c. Higher losses ∙ d. All of these

Last Answer : c. Higher losses

Infrared range for fiber optics ∙ a. 400 – 700 nm ∙ b. 700 – 1200 nm ∙ c. 300 – 2000 nm ∙ d. 400 – 7000 nm

Description : Infrared range for fiber optics ∙ a. 400 – 700 nm ∙ b. 700 – 1200 nm ∙ c. 300 – 2000 nm ∙ d. 400 – 7000 nm

Last Answer : b. 700 – 1200 nm

In fiber optics, SCS stands for ∙ a. Suppressed-clad-silicon ∙ b. Silicon base-class-silica ∙ c. Silica-clad-silica ∙ d. Serial-clad-silicon

Description : In fiber optics, SCS stands for ∙ a. Suppressed-clad-silicon ∙ b. Silicon base-class-silica ∙ c. Silica-clad-silica ∙ d. Serial-clad-silicon

Last Answer : c. Silica-clad-silica

In fiber optics, PCS stands for ∙ a. Plastic-clad-silica ∙ b. Polyethylene-clad-silica ∙ c. Personal carrier system ∙ d. Personal communication

Description : In fiber optics, PCS stands for ∙ a. Plastic-clad-silica ∙ b. Polyethylene-clad-silica ∙ c. Personal carrier system ∙ d. Personal communication

Last Answer : ∙ a. Plastic-clad-silica

Which of the following is used as an optical receiver in fiber optics communications ∙ a. APD ∙ b. Tunnel diode ∙ c. Laser diode ∙ d. LED

Description : Which of the following is used as an optical receiver in fiber optics communications ∙ a. APD ∙ b. Tunnel diode ∙ c. Laser diode ∙ d. LED

Last Answer : a. APD