A rectangular waveguide is 5.1 cm by 2.4 cm (inside dimension). The cut off frequency of the dominant mode is

A rectangular waveguide is 5.1 cm by 2.4 cm (inside dimension). The cut off frequency of the dominant mode is
by

1 Answer

Answer :

A rectangular waveguide is 5.1 cm by 2.4 cm (inside dimension). The cut off frequency of the dominant mode is 2.94 GHz

by

Related questions

A rectangular waveguide is 4.2 cm by 1.85 cm. The cut-off frequency of the dominant mode through this

Description : A rectangular waveguide is 4.2 cm by 1.85 cm. The cut-off frequency of the dominant mode through this waveguide is  (a) 3.57 GHz (b) 3.75 GHz (c) 3.70 MHz (d) 3.57 MHz

Last Answer : A rectangular waveguide is 4.2 cm by 1.85 cm. The cut-off frequency of the dominant mode through this waveguide is  3.57 GHz 

The dominant mode in cylindrical waveguide

Description : The dominant mode in cylindrical waveguide

Last Answer : The dominant mode in cylindrical waveguide TE11

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.

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).

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.

Describe rectangular waveguide in TE & TM mode.

Description : Describe rectangular waveguide in TE & TM mode.

Last Answer : i. Mode is defined as all possible configuration of electric and magnetic field which can exists in the waveguide. ii. Modes in rectangular waveguides are labeled TEm,nif they are transverse ... exist in rectangular waveguides. The formula for characteristic wave impedance for TM modes is,

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.

Choose which of following condition is not required for a waveguide to exist. a) The dimensions should be in accordance with desired frequency b) Cut-off frequency should be minimum 6GHz c) The shape should be spherical d) No specific condition is required for waveguide design

Description : Choose which of following condition is not required for a waveguide to exist. a) The dimensions should be in accordance with desired frequency b) Cut-off frequency should be minimum 6GHz c) The shape should be spherical d) No specific condition is required for waveguide design

Last Answer : c) The shape should be spherical

Define the term w.r.t. waveguide: (i) Cut-OFF frequency (ii) Group Velocity

Description : Define the term w.r.t. waveguide: (i) Cut-OFF frequency (ii) Group Velocity

Last Answer : Group velocity: It is defined as the rate at which the wave propagates through the waveguide and is given by The group velocity is also can be defined as the velocity of energy flow ... rectangular waveguide at a frequency below fc TE1,0. This is absolute cut off frequency of the waveguide.

A metallic sheet is of rectangular shape with dimensions 48 cm x 36 cm. From each of its corners, a square of 8 cm is cut-off and an open box is made of the remaining sheet. Find the volume of the box. -Maths 9th

Description : A metallic sheet is of rectangular shape with dimensions 48 cm x 36 cm. From each of its corners, a square of 8 cm is cut-off and an open box is made of the remaining sheet. Find the volume of the box. -Maths 9th

Last Answer : When squares of 8 cm is cutt-off from rectangulare sheet then, Length of box (l) = (98 - 8 - 8) = 32 cm Breadth of box (b) = (36 - 8 - 8) = 20 cm Height of box (h) = 8cm ∴ Volume of box = lbh = 32 x 20 x 8 = 5120 cm3

A metallic sheet is of rectangular shape with dimensions 48 cm x 36 cm. From each of its corners, a square of 8 cm is cut-off and an open box is made of the remaining sheet. Find the volume of the box. -Maths 9th

Description : A metallic sheet is of rectangular shape with dimensions 48 cm x 36 cm. From each of its corners, a square of 8 cm is cut-off and an open box is made of the remaining sheet. Find the volume of the box. -Maths 9th

Last Answer : When squares of 8 cm is cutt-off from rectangulare sheet then, Length of box (l) = (98 - 8 - 8) = 32 cm Breadth of box (b) = (36 - 8 - 8) = 20 cm Height of box (h) = 8cm ∴ Volume of box = lbh = 32 x 20 x 8 = 5120 cm3

Rectangular waveguides dominate the circular waveguides. Find the reason. a) Low cut-off frequency b) Easy to design c) More wave propagation d) The statement is false

Description : Rectangular waveguides dominate the circular waveguides. Find the reason. a) Low cut-off frequency b) Easy to design c) More wave propagation d) The statement is false

Last Answer : b) Easy to design

Propagation mode of microwave in a waveguide is known as _______. A. TM B. TE C. SW D. TEM

Description : Propagation mode of microwave in a waveguide is known as _______. A. TM B. TE C. SW D. TEM

Last Answer : B. TE

A single-mode cable does not suffer from: a. modal dispersion b. chromatic dispersion c. waveguide dispersion d. all of the above

Description : A single-mode cable does not suffer from: a. modal dispersion b. chromatic dispersion c. waveguide dispersion d. all of the above

Last Answer : a. modal dispersion

Is Gravity a dimension since we feel its effects, as many of us feel heat from the Sun or understand a rectangular prism?

Description : Is Gravity a dimension since we feel its effects, as many of us feel heat from the Sun or understand a rectangular prism?

Last Answer : Feeling the heat of the Sun, and feeling it’s gravity, are obviously two different things. I’m not sure if I could properly articulate, what I consider “life” to be…

In a rectangular field of dimension 60 m x 50 m, -Maths 9th

Description : In a rectangular field of dimension 60 m x 50 m, -Maths 9th

Last Answer : Area of rectangular field = length x breadth = 60 x 50 = 3,000 m2 Now, a = 50 m, b = 45 m, c = 35 m s = (a + b + c)/2 = (50 + 45 + 35)/2 = 130/2 = 65 m By Heron's formula ... m2 ( approximately ) Hence, the remaining area = Area of rectangle - Area of triangle = 3,000 - 764.85 = 2,235.15 m2

A rectangular box has dimensions x, y and z units, where x < y < z. If one dimension is only increased by one unit, -Maths 9th

Description : A rectangular box has dimensions x, y and z units, where x < y < z. If one dimension is only increased by one unit, -Maths 9th

Last Answer : answer:

how many cubes with a dimension of 3 inches fit in a rectangular prism with dimensions of 2 1/2 feet by 1.25 feet?

Description : how many cubes with a dimension of 3 inches fit in a rectangular prism with dimensions of 2 1/2 feet by 1.25 feet?

Last Answer : two

When the ratio of the effective length of the rectangular columns to its lateral dimension exceeds12, then the column is said to be [ A ] Short column [ B ] Slender column [ C ] Biaxial column [ D ] All the above

Description : When the ratio of the effective length of the rectangular columns to its lateral dimension exceeds12, then the column is said to be [ A ] Short column [ B ] Slender column [ C ] Biaxial column [ D ] All the above

Last Answer : [ B ] Slender column

The number of half-wave patterns in the "b" dimension of rectangular waveguides is indicated by which of the two descriptive subscripts?

Description : The number of half-wave patterns in the "b" dimension of rectangular waveguides is indicated by which of the two descriptive subscripts?

Last Answer : Second.

is defined as the ratio of the largest dimension of theelement to the smallest dimension. a.Element depth ratio b.Mode shape ratio c.Aspect ratio d.None of the above

Description : is defined as the ratio of the largest dimension of theelement to the smallest dimension. a.Element depth ratio b.Mode shape ratio c.Aspect ratio d.None of the above

Last Answer : c.Aspect ratio

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

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.

In a waveguide, what is a frequency that would cause angles of incidence and reflection to be zero degrees?

Description : In a waveguide, what is a frequency that would cause angles of incidence and reflection to be zero degrees?

Last Answer : Critical Frequency

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

A metallic sheet is of rectangular shape with dimensions 28m × 36m. From each of its corners, a square is cut off so as to make an open box. -Maths 9th

Description : A metallic sheet is of rectangular shape with dimensions 28m × 36m. From each of its corners, a square is cut off so as to make an open box. -Maths 9th

Last Answer : R.E.F image Volume of box =l×b×h From the diagram l=48−2(8) ∵ Two square formed side =32m b=36−2(8) =20m Also h=8m from question ∴ Volume =32×20×8 =5120m3

A man and a woman, who do not show any apparent signs of a certain inherited disease, have seven children (2 daughters and 5 sons). Three of the sons suffer from the given disease but none of the daughters affected. Which of the following mode of inheritance do you suggest for this disease? (a) Sex-linked dominant (b) Sex-linked recessive (c) Sex-limited recessive (d) Autosomal dominant

Description : A man and a woman, who do not show any apparent signs of a certain inherited disease, have seven children (2 daughters and 5 sons). Three of the sons suffer from the given disease but none ... ? (a) Sex-linked dominant (b) Sex-linked recessive (c) Sex-limited recessive (d) Autosomal dominant

Last Answer : (b) Sex-linked recessive

What is considered the most efficient mode in terms of energy transfer in waveguides? A. Dominant mode B. Normal mode C. Conventional mode D. Vertical mode

Description : What is considered the most efficient mode in terms of energy transfer in waveguides? A. Dominant mode B. Normal mode C. Conventional mode D. Vertical mode

Last Answer : A. Dominant mode

When a dominant mode wave guide not terminated in its characteristic impedance is excited with a 10 GHZ

Description : When a dominant mode wave guide not terminated in its characteristic impedance is excited with a 10 GHZ signal then if d is the distance between two successive minima of the standing wave in the guide then   (A) d = 1.5 cm (B) d is less then 1.5 cm (C) d is greater then 1.5 cm (D) d = 3 cm

Last Answer : When a dominant mode wave guide not terminated in its characteristic impedance is excited with a 10 GHZ signal then if d is the distance between two successive minima of the standing wave in the guide then d = 1.5 cm

A short column (30 cm × 20 cm) carries a load P1 at 4 cm on one side and another load P2at 8 cm on the other side along a principal section parallel to longer dimension. If the extreme intensity on either side is same, the ratio of P1 to P2 will be (A) 2/3 (B) 3/2 (C) 8/5 (D) 5/8

Description : A short column (30 cm 20 cm) carries a load P1 at 4 cm on one side and another load P2at 8 cm on  the other side along a principal section parallel to longer dimension. If the extreme intensity on  either side is same, the ... to P2 will be  (A) 2/3  (B) 3/2  (C) 8/5  (D) 5/8 

Last Answer : (C) 8/5 

The statement, regarding the size of stones used at the wearing surface. "The size of a stone used on a road must be in due proportion to the space occupied by a wheel of ordinary dimensions on a smooth level surface. The point of contact will be found to be longitudinal about 2.5 cm and everypiece of stone put into the road which exceeds 2.5 cm in any of its dimension is mischievous" was made by (A) Telford (B) Macadam (C) Tresguet (D) Sully

Description : The statement, regarding the size of stones used at the wearing surface. "The size of a stone used on a road must be in due proportion to the space occupied by a wheel of ordinary dimensions on a smooth ... dimension is mischievous" was made by (A) Telford (B) Macadam (C) Tresguet (D) Sully

Last Answer : Answer: Option B

Which of the following is not a dimension-less group used in catalysis? (Where, D = dispersion co-efficient, cm2 /sec.D1 = diffusion co-efficient; cm2 /sec L = length of the reactor, cm t = time, sec, v = volumetric flow rate, cm3 /sec. V = volume, cm3 .) (A) Reactor dispersion number (D/vL) (B) Reduced time (vt/V) (C) Thiele modulus L √(k/D1 ) (D) None of these

Description : Which of the following is not a dimension-less group used in catalysis? (Where, D = dispersion co-efficient, cm2 /sec.D1 = diffusion co-efficient; cm2 /sec L = length of the reactor, cm t = time, sec, v = volumetric ... (D/vL) (B) Reduced time (vt/V) (C) Thiele modulus L √(k/D1 ) (D) None of these

Last Answer : (D) None of these

When the term "nominal size" is used to describe a component under ASME B16.5, what does this indicate? a) A dimension. b) A size designation. c) The inside diameter. d) The flange bolt circle.

Description : When the term "nominal size" is used to describe a component under ASME B16.5, what does this indicate? a) A dimension. b) A size designation. c) The inside diameter. d) The flange bolt circle.

Last Answer : b) A size designation.

A television channel is characterized by (1) frequency of transmitted signal (2) velocity of transmitted signal (3) physical dimension of television screen (4) size of picture tube

Description : A television channel is characterized by (1) frequency of transmitted signal (2) velocity of transmitted signal (3) physical dimension of television screen (4) size of picture tube

Last Answer : (1) frequency of transmitted signal Explanation: A television channel is a physical or virtual channel over which a television station or television network is distributed. Channel numbers represent actual frequencies used to ... .75 MHz for analog audio (FM), or 55.31 MHz for digital ATSC (8VSB).

What is found in frequency modulation? (1) Fixed frequency (2) Fixed dimension (3) Change in frequency and dimension (4) Change in dimension only

Description : What is found in frequency modulation? (1) Fixed frequency (2) Fixed dimension (3) Change in frequency and dimension (4) Change in dimension only

Last Answer : (1) Fixed frequency Explanation: Frequency modulation (FM) conveys information over a carrier wave by varying its instantaneous frequency. This contrasts with amplitude modulation, in which the ... modulation is also used in telemetry, radar, seismic prospecting and newborn EEG seizure monitoring.

How will an iris that has portions along both the "a" and "b" dimension walls act at the resonant frequency?

Description : How will an iris that has portions along both the "a" and "b" dimension walls act at the resonant frequency?

Last Answer : As a shunt resistance.

A television channel is characterised by (1) frequency of transmitted signal (2) velocity of transmitted signal (3) physical dimension of television screen (4) size of picture tube

Description : A television channel is characterised by (1) frequency of transmitted signal (2) velocity of transmitted signal (3) physical dimension of television screen (4) size of picture tube

Last Answer : frequency of transmitted signal

What is found in frequency modulation ? (1) Fixed frequency (2) Fixed dimension (3) Change in frequency and dimension (4) Change in dimension only

Description : What is found in frequency modulation ? (1) Fixed frequency (2) Fixed dimension (3) Change in frequency and dimension (4) Change in dimension only

Last Answer : Fixed frequency

1. Which rays can pass through 20 cm thickness of steel? 2. Which characteristic is common among parrot, platypus and kangaroo? 3. In India, in which banking is the Public Sector is most dominant? 4. Which does not have a unit of Hindustan Aeronautics Ltd (HAL) ? 5. Who was the British PM at the time of Revolt of 1857?

Description : 1. Which rays can pass through 20 cm thickness of steel? 2. Which characteristic is common among parrot, platypus and kangaroo? 3. In India, in which banking is the Public Sector is ... Aeolian process? 20. Who was instrumental in bringing the Extremists and the Moderates together at Lucknow?

Last Answer : Answer : 1. ã-rays 2. Functional post anal tail 3. Commercial banking 4. Kolkata 5. Pamstern 6. Retro virus 7. Lord Pethick Lawrence 8. Chlorine 9. Varanasi 10. Jawaharlal Nehru 11. Gasoline ... 17. By infrared rays 18. State Bank of India 19. Corrosion, attrition, deflation 20. Annie Besant

How long would you stay in an agony booth (from Star Trek reverse dimension) in order to pay a portion of your student loans? (Details inside )

Description : How long would you stay in an agony booth (from Star Trek reverse dimension) in order to pay a portion of your student loans? (Details inside )

Last Answer : answer:I don't think the Agony Booth electrocutes people. It uses nerve induction to directly stimulate the pain receptors of the brain without causing physical damage. There's a limited amout of pain ... achieving a deeper and deeper level of meditation. Getting paid for this would just be a bonus.

How many coins 0.75 cm in diameter and 1/8 cm thick must be malted down to form a rectangular solid whose edges are 5 cm. 4 cm and 3 cm? a.584 b.1087 c.0.00001745 sec-1 d.1234 e.2174

Description : How many coins 0.75 cm in diameter and 1/8 cm thick must be malted down to form a rectangular solid whose edges are 5 cm. 4 cm and 3 cm? a.584 b.1087 c.0.00001745 sec-1 d.1234 e.2174

Last Answer : b. 1087

Water is following at the rate of 5 km/hr through a pipe of diameter 14 cm into a rectangular tank which is 50 m long -Maths 9th

Description : Water is following at the rate of 5 km/hr through a pipe of diameter 14 cm into a rectangular tank which is 50 m long -Maths 9th

Last Answer : Convert all to metres: 5 km = 5000 m 14 cm = 0.14 m 7 cm = 0.07 m Find the radius: Radius = Diameter 2 Radius = 0.14 2 = 0.07 m Find the amount of water that flowed out in an hour: Volume ... hours needed: Number of hours = 154 77 = 2 hours It takes 2 hours to fill up the tank to rise by 7 cm

If a rectangular pre-stressed beam of an effective span of 5 meters and carrying a total load 3840 kg/m, is designed by the load balancing method, the central dip of the parabolic tendon should be (A) 5 cm (B) 10 cm (C) 15 cm (D) 20 cm

Description : If a rectangular pre-stressed beam of an effective span of 5 meters and carrying a total load 3840 kg/m, is designed by the load balancing method, the central dip of the parabolic tendon should be (A) 5 cm (B) 10 cm (C) 15 cm (D) 20 cm

Last Answer : Answer: Option B

A rectangular piece of paper is 22 cm long and 10 cm wide. -Maths 9th

Description : A rectangular piece of paper is 22 cm long and 10 cm wide. -Maths 9th

Last Answer : Since rectangular piece of paper of rolled along its length. ∴ 2πr = 22 r = 22 × 7 / 2 × 22 = 3.5 cm Height of cyclinder (h) = 10 cm ∴ Volume of cyclinder = πr2h = 22 / 7 × 3.5 × 3.5 × 10 = 385 cm3.

A rectangular piece of paper is 22 cm long and 10 cm wide. -Maths 9th

Description : A rectangular piece of paper is 22 cm long and 10 cm wide. -Maths 9th

Last Answer : Since rectangular piece of paper of rolled along its length. ∴ 2πr = 22 r = 22 × 7 / 2 × 22 = 3.5 cm Height of cyclinder (h) = 10 cm ∴ Volume of cyclinder = πr2h = 22 / 7 × 3.5 × 3.5 × 10 = 385 cm3.

A design is made on a rectangular tile of dimensions 50 cm x 17 cm as shown in figure. -Maths 9th

Description : A design is made on a rectangular tile of dimensions 50 cm x 17 cm as shown in figure. -Maths 9th

Last Answer : According to question find the the total area of the design and the remaining area of the tiles.

Metal spheres, each of radius 2 cm, are packed into a rectangular box of internal dimensions 16 cm x 8 cm x 8 cm. -Maths 9th

Description : Metal spheres, each of radius 2 cm, are packed into a rectangular box of internal dimensions 16 cm x 8 cm x 8 cm. -Maths 9th

Last Answer : Volume of rectangular box=lbh=16(64)=1024cm3 Volume of sphere=34​πr3=33.5238cm3 16 sphere=16(33.5238)=536.3808 Volume of liquid=1024−536.3808=488cm3

A design is made on a rectangular tile of dimensions 50 cm x 17 cm as shown in figure. -Maths 9th

Description : A design is made on a rectangular tile of dimensions 50 cm x 17 cm as shown in figure. -Maths 9th

Last Answer : According to question find the the total area of the design and the remaining area of the tiles.

Metal spheres, each of radius 2 cm, are packed into a rectangular box of internal dimensions 16 cm x 8 cm x 8 cm. -Maths 9th

Description : Metal spheres, each of radius 2 cm, are packed into a rectangular box of internal dimensions 16 cm x 8 cm x 8 cm. -Maths 9th

Last Answer : According to question find the volume of this liquid.