How is the cutoff wavelength of a circular waveguide figured?

How is the cutoff wavelength of a circular waveguide  figured?
by

1 Answer

Answer :

1.71 times the diameter.
by

Related questions

What happens to the fundamental mode as the operating wavelength becomes longer than the single mode cutoff wavelength?

Description : What happens to the fundamental mode as the operating wavelength becomes longer than the single mode cutoff wavelength?

Last Answer : The fundamental mode becomes increasingly lossy.

Will the cutoff wavelength of uncabled fibers (lcf) generally have a value higher or lower than the cutoff wavelength of cabled fibers (λcc)?

Description : Will the cutoff wavelength of uncabled fibers (lcf) generally have a value higher or lower than the cutoff wavelength of cabled fibers (λcc)?

Last Answer : Higher.

The cutoff wavelength of matched-clad and depressed-clad single mode fibers varies according to the fiber's radius of curvature and length. The cutoff wavelength of which single mode fiber type is more sensitive to length

Description : The cutoff wavelength of matched-clad and depressed-clad single mode fibers varies according to the fiber's radius of curvature and length. The cutoff wavelength of which single mode fiber type is more sensitive to length

Last Answer : Depressed-clad.

At what frequency compared to the cutoff frequency of a waveguide will the wavefronts be reflected back and forth across the guide (setting up standing waves) and no energy

Description : At what frequency compared to the cutoff frequency of a waveguide will the wavefronts be reflected back and forth across the guide (setting up standing waves) and no energy

Last Answer : UHF receiving antenna

Which dispersion mechanism (material or waveguide) is a function of the size of the fiber's core relative to the wavelength of operation?

Description : Which dispersion mechanism (material or waveguide) is a function of the size of the fiber's core relative to the wavelength of operation?

Last Answer : Waveguide dispersion.

Which subscript, in circular waveguide classification, indicates the number of full-wave patterns around the circumference?

Description : Which subscript, in circular waveguide classification, indicates the number of full-wave patterns around the circumference?

Last Answer : First.

What type of optical fiber operates below the cutoff

Description : What type of optical fiber operates below the cutoff

Last Answer : The order of a mode is indicated by the number of field maxima within the core of the fiber. The order of a mode is also determined by the angle that the wavefront makes with the axis of the fiber

What typesAdvances of circular waveguide?

Description : What typesAdvances of circular waveguide?

Last Answer : Need answer

Draw the field pattern of circular waveguide for its dominant mode.

Description : Draw the field pattern of circular waveguide for its dominant mode.

Last Answer : TE1,1 Mode is the dominant mode in circular waveguides. In TEm,n/ TMm,nthe letter m denotes the number of full-wave intensity variations around the circumference and n represents the number of half-wave ... changes radially out from the center to the wall. (Cylindrical co-ordinates are used).

State the advantages of circular waveguide and list its applications.

Description : State the advantages of circular waveguide and list its applications. 

Last Answer : Advantages:  The circular waveguide are easier to manufacture than rectangular waveguides and are easier to join. The TM01 modes are rotationally symmetrical and hence rotation of polarization can ... waveguides are also used with the cavity resonators to carry the input and output signals.

In a circular waveguide the dominant mode is:

Description : In a circular waveguide the dominant mode is:  (1) TE01 (2) TE11 (3) TE20 (4) TE21

Last Answer : . In a circular waveguide the dominant mode is: TE11.

What is the most likely cause of losses in waveguide systems?

Description : What is the most likely cause of losses in waveguide systems?

Last Answer : Improperly connected joints or damaged inner surface.

What is the most common type of waveguide joint?

Description : What is the most common type of waveguide joint?

Last Answer : Choke joint.

A waveguide bend must have what minimum radius?

Description : A waveguide bend must have what minimum radius?

Last Answer : Greater than 2 wavelengths.

What is the result of an abrupt change in the size, shape, or dielectric of a waveguide?

Description : What is the result of an abrupt change in the size, shape, or dielectric of a waveguide?

Last Answer : Reflections.

When a waveguide is terminated in a resistive load, the load must be matched to what property of the waveguide?

Description : When a waveguide is terminated in a resistive load, the load must be matched to what property of the waveguide?

Last Answer : . Characteristic impedance.

What device is used to produce a gradual change in impedance at the end of a waveguide?

Description : What device is used to produce a gradual change in impedance at the end of a waveguide?

Last Answer : Horn.

What is the result of an impedance mismatch in a waveguide?

Description : What is the result of an impedance mismatch in a waveguide?

Last Answer : Standing waves that cause power losses, a reduction in power handling capability, and an increase in frequency and sensitivity.

Loose or inefficient coupling of energy into or out of a waveguide can be accomplished by the use of what method?

Description : Loose or inefficient coupling of energy into or out of a waveguide can be accomplished by the use of what method?

Last Answer : Slots and apertures.

What determines the frequency, bandwidth, and power handling capability of a waveguide probe?

Description : What determines the frequency, bandwidth, and power handling capability of a waveguide probe?

Last Answer : Size and shape

The electric field is perpendicular to the "a" dimension of a waveguide in what mode?

Description : The electric field is perpendicular to the "a" dimension of a waveguide in what mode?

Last Answer : TE.

What field configuration is easiest to produce in a given waveguide?

Description : What field configuration is easiest to produce in a given waveguide?

Last Answer : . Dominant mode

What term is used to identify the forward progress velocity of wavefronts in a waveguide?

Description : What term is used to identify the forward progress velocity of wavefronts in a waveguide?

Last Answer : Group velocity.

incidence and reflection that are perpendicular to the waveguide walls?

Description : incidence and reflection that are perpendicular to the waveguide walls?

Last Answer : Cutoff frequency.

Assuming the wall of a waveguide is perfectly flat, what is the angular relationship between the angle of incidence and the angle of reflection

Description : Assuming the wall of a waveguide is perfectly flat, what is the angular relationship between the angle of incidence and the angle of reflection

Last Answer : The angles are equal.

When a wavefront is radiated into a waveguide, what happens to the portions of the wavefront that do not satisfy the boundary conditions?

Description : When a wavefront is radiated into a waveguide, what happens to the portions of the wavefront that do not satisfy the boundary conditions?

Last Answer : Decrease to zero.

What interaction causes energy to travel down a waveguide?

Description : What interaction causes energy to travel down a waveguide?

Last Answer : The interaction of the electric and magnetic fields.

When the frequency is decreased so that two quarter wavelengths are longer than the "a" (wide) dimension of the waveguide, what will happen?

Description : When the frequency is decreased so that two quarter wavelengths are longer than the "a" (wide) dimension of the waveguide, what will happen?

Last Answer : Energy will no longer pass through the waveguide.

What happens to the bus bar dimensions of the waveguide when the frequency is increased?

Description : What happens to the bus bar dimensions of the waveguide when the frequency is increased?

Last Answer : The bus bar becomes wider.

The frequency range of a waveguide is determined by what dimensions?

Description : The frequency range of a waveguide is determined by what dimensions?

Last Answer : . The "a" dimension.

The large surface area of a waveguide greatly reduces what type of loss that is common in two-wire and coaxial lines?

Description : The large surface area of a waveguide greatly reduces what type of loss that is common in two-wire and coaxial lines?

Last Answer : Copper loss.

The folded waveguide in a bwo serves the same purpose as what component in a twt?

Description : The folded waveguide in a bwo serves the same purpose as what component in a twt?

Last Answer : Helix.

How does a waveguide-type lens focus spherical wavefront microwave energy?

Description : How does a waveguide-type lens focus spherical wavefront microwave energy?

Last Answer : Some wavefronts are accelerated so that all wavefronts exit the lens at the same time

Car-savvy jellies: what's the optimal $ cutoff for buying a used car?

Description : Car-savvy jellies: what's the optimal $ cutoff for buying a used car?

Last Answer : I have bought a number of used cars. I would never buy any car that I knew needed work. I always buy a Toyota or Honda. They run forever.

What is the cutoff date for wishing people a happy new year?

Description : What is the cutoff date for wishing people a happy new year?

Last Answer : I think it is still early enough in the year to be wishing people a good year. I don't think wishing people a happy new year is the same as wishing people a merry Christmas, for example. Christmas is one ... Don't let it bother you so much. It will fizzle out soon. Until then, have a good new year.

What’s your cutoff age for how long you want to live?

Description : What’s your cutoff age for how long you want to live?

Last Answer : 103 I want to live in 3 different centuries. 1900s, 2000s and 2100s

what is the cutoff date to accept loans and grants for wvu

Description : what is the cutoff date to accept loans and grants for wvu

Last Answer : Need Answer

IS THERE AN AGE LIMIT OR CUTOFF PERIOD FOR THE POLICE ACADEMYI JUST TURNED 46.?

Description : IS THERE AN AGE LIMIT OR CUTOFF PERIOD FOR THE POLICE ACADEMYI JUST TURNED 46.?

Last Answer : There is no age limit to qualify for the lateral police officer position, but you need to be at least 21 years of age.

It indicates what signal frequencies can be propagated through a given distance of fiber cable. ∙ A. Bandwidth Distance Product ∙ B. Pulse width dispersion ∙ C. Rise time ∙ D. Cutoff frequency

Description : It indicates what signal frequencies can be propagated through a given distance of fiber cable. ∙ A. Bandwidth Distance Product ∙ B. Pulse width dispersion ∙ C. Rise time ∙ D. Cutoff frequency

Last Answer : A. Bandwidth Distance Product

when bjt is in cutoff ?

Last Answer : When Q-point is at cut off region means it is just above the horizontal axis VCE

Did you ever have a dream where you figured out that you were dreaming, or probably dreaming, and did not or could not awaken?

Description : Did you ever have a dream where you figured out that you were dreaming, or probably dreaming, and did not or could not awaken?

Last Answer : No. When I realize I am dreaming, I have no problem waking up. In fact, I am more or less forced awake through the process of reflecting on the dream. It's a funny sort of thing, but as the ... my this can't be right switch, and the realization that I'm dreaming puts an end to it all.

I want to get my lung issues figured out once and for all. What should I do?

Description : I want to get my lung issues figured out once and for all. What should I do?

Last Answer : If you have insurance, go to the specialist.

Do you think it would work if everyone started keeping their kids home from school until this gun problem is figured out?

Description : Do you think it would work if everyone started keeping their kids home from school until this gun problem is figured out?

Last Answer : Not when the politicians who support guns are the same ones who are antagonistic towards public schools. The walkout is a perfectly fine idea to bring attention to the problem, but a long-term boycott would just be a tool for undermining public education.

Do roaches have life figured out? (Details)

Description : Do roaches have life figured out? (Details)

Last Answer : Whatever you’ve been drinking, smoking, and/or sniffing, I want some. LOL To answer the question, roaches may have something up in their antennae, who knows?

What's the average size of a human foot, and how is that figured?

Description : What's the average size of a human foot, and how is that figured?

Last Answer : Men’s size 14 is roughly one foot. That’s a little larger than most male feet.

What has Facebook done to their pages? My ad-blocker no longer works. (Ad Block Plus). Has anyone figured out a way to defeat their new screens?

Description : What has Facebook done to their pages? My ad-blocker no longer works. (Ad Block Plus). Has anyone figured out a way to defeat their new screens?

Last Answer : Facebook and Adblock Plus are engaged in a bit of war. Facebook keep changing their site to defeat the adblocker and ad block plus keep changing to get round it. This has been going on for at least a couple of months Give it a couple of days and ad block plus will start working again.

How does it make you feel when someone makes a statement to you that shows how little they get you, and yet they're convinced they have you figured out?

Description : How does it make you feel when someone makes a statement to you that shows how little they get you, and yet they're convinced they have you figured out?

Last Answer : Honestly, When appropriate and I think they genuinely have the wrong idea I look them in the eye and say: “you have the wrong perception about me” In your case that person is simply someone to stay away from. I would personally let it go and then distance myself.

Have you ever found, or encountered an object and never figured out what it was?

Description : Have you ever found, or encountered an object and never figured out what it was?

Last Answer : answer:When I was a kid, we discovered a couple od good sized rocks which were a perfect place to sit in the shade of a tree and watch the creek go by. I named them The Dinosaurs, because it ... ash and preserved in a stone casing. This happened even hundreds of miles away. So, I'm curious again.

Have we figured out how to approach issues concerning parental rights, children, and the public good?

Description : Have we figured out how to approach issues concerning parental rights, children, and the public good?

Last Answer : I think we've determined that parents can do anything with their children as long as they feed them, clothe them, take them to doctors when ill, send them to school, not abuse them physically, emotionally, ... does not in fact rot the brain. TO much headache to take up a firm stance on this issue.

Do you think my cat figured out and actually caught the infamous red dot?

Description : Do you think my cat figured out and actually caught the infamous red dot?

Last Answer : Give her a few days. She may forget. The red light is too tempting.