Radiated power by an antenna is inversely proportional to the square of wavelength Select one: O True O False
Q: w is excited with a microwave source having frequency f=8 GHz. For the unknown dielectric…
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Q: A broadcast AM radio transmitter radiates 125 kW when the modulation percentage is 70. How much of…
A: Given a broadcast AM radio has, Transmitter radiated power, Pt=125 kW Modulating percentage, ma=70…
Q: The propagation number k is inversely proportional to the wavelength X. Select one: O True O False
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Q: The propagation used for terrestrial communications in the higher frequency range Surface Wave O…
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Q: At a distance of 10 m from a transmitting antenna, the maximum radiated power is measured as 160…
A: If PT is the power emitted by the transmitting antenna having a gain of GT, then the power density…
Q: Radiated power by an antenna is inversely proportional to the square of wavelength Select one: True…
A: We need to tell about radiated power of antenna.
Q: A power gain test of a reference antenna and a test antenna resulted in the following data (a) Input…
A: The power gain of an antenna is determined as the ratio of power produced by the reception apparatus…
Q: A dispersion transmission line is one which the wave velocity is not constant as a function of f.…
A: consider the given question;
Q: Find the average power density of the radiation electric field intensity E = a¿Ee + a¢E, V/m.
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Q: In an AM transmission system the transmitter current was tound to be 9.A. If the carrier signal is…
A: According to the question we have to find the current of the antenna.
Q: Q2] The maximum radiation intensity of a 90% efficiency antenna is 200 mW/unit solid angle. Find the…
A: According to question, given, efficiency = 90% maximum radiation intensity = 200 mW/unit we have to…
Q: if the maximum dimension of an antenna is 0.15 m and the frequency is 1GHZ the distance 2 m…
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Q: Find the electric field intensity at a distance of 10 km from an antenna having a directive gain of…
A: Electric field intensity is force per unit charge . In Antenna Array the group of radiating element…
Q: 2. A certain AM transmitter is operating on 760 KHz, and when unmodulated, delivers 5000w to the…
A: For the given conditions we need to find the total power
Q: Find the electric field intensity at a distance of 10 km from an antenna having a directive gain of…
A: In Antenna Array the group of radiating element produce radiation in one direction . Its radiation…
Q: the maximum dimension of an antenna is 0.15 m and the frequency is 1 GHz the .. distance 0.5 m…
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Q: What is the field strength of an isotropic radiator if its radiated power is o.45kW and the surface…
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Q: The overall usefulness of an antenna is defined by five fundamental parameters, which are: Tick all…
A: Antenna: Antenna is a structure that transmits the radio waves. Different size and shapes of antenna…
Q: a non-directional pattern in a given plane, and a directional pattern in any orthogonal plane is .…
A: “Since you have asked multiple questions, we will solve the first question for you. If you want any…
Q: A broadcast AM transmitter radiates 50 KW of carrier power. The radiation power at 85 % of…
A: Given: A broadcast AM transmitter radiates, Carrier power, Pc=50 kW Modulation factor, μ=85 %=0.85
Q: What will be the EIRP of an antenna that transmits a power of 10 mW and has a gain of 15.75?
A: The effective isotropic radiated power (EIRP) is a quantity that is used to measure the amount of…
Q: Q2) If the radiation intensity of the antenna is u(O, ¤) 20 cos³0 (W/sr) - ww. 0 < 0< 2n a)…
A: Given Uθ,ϕ =20πcos3θ W/sr0≤θ≤π2, 0≤φ≤2π
Q: Find the beam area of an antenna has a major lobe defined by the angles 0< e <60 and 0< O <90,…
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Q: 20 02) If the radiation intensity of the antenna is u(0, 0) = " cos³0 (W/sr) c) Calculate the…
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Q: : The normalized radiation intensity of an antenna is given by U-sin e sin ? 0 The intensity exists…
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Q: Electrical Engineering Calculate the gain (in dBi) of an antenna that has a beamwidth of 5 degrees.
A: In this question we will find gain in dB of antenna with given beamwidth....
Q: A transmitter supplied by 100W power is used with an antenna having a gain of 5dBi. a) Calculate…
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Q: Calculate the maximum effective aparture of a microwave antenna which has directivity of 900.
A: Given data: The directivity of a microwave antenna is D=900. The maximum effective aperture of the…
Q: Radiated power by an antenna is proportional to the square of wavelength Select one: O True O False
A: Power radiations can be increased by using frequency of high power.
Q: signal is 9volts and its frequency is 46000. If it is transmitted through an antenna with an…
A: We are authorized to answer three subparts at a time, since you have not mentioned which part you…
Q: A paraboloid reflector antenna with diameter 20 meters is designed to operate at frequency of 6 GHZ…
A: Given data: The diameter of the parabolic reflector D=20 m Frequency of the operation f=6 GHz The…
Q: An annular antenna with a range of 100 operates at a frequency of 2.2m wavelength, so its radiation…
A: Given data, Frequency is 100 Wavelength, λ=2.2 m
Q: in a C band GEO satellite, the satellite transponder output power is 20 W, the satellite antenna…
A: The noise originating on the source resistance feeding the receiver, which can be viewed as the…
Q: The directive gain of an antenna is 30 dB. If the antenna radiates 7.5 kW, the power density at a…
A: Given: Gain of antennaG=30 dBOuput power of antenna(P0)=7500 WDistance d=40 Km=40000 mPower…
Q: For a transmitting horn antenna, find out the electric field strength 60 km away from the…
A: The electric field strength at a point located far away from the antenna can be expressed as
Q: The height of a transmitting antenna is 30 m and the operating wavelength is 450 m. Determine the…
A: Using formula first we have to calculate radiation resistance then with the help of that we have to…
Q: The directive gain of an antenna is 36 dB. If th antenna radiates 15 kW at a distance of 60 km the…
A: In Antenna Array the group of radiating element produce radiation in one direction Its radiation…
Q: Determine the power density of an antenna with an effective radiated power of 320W and a gain of…
A: Given Radiated power = 320 W Distance, R = 35m Gain in dB = 24. Power density Pd = ?
Q: An antenna which radiates in all directions equally with spherical radiation pattern Select one:…
A:
Q: If the Radiation Intensity of an isotropic antenna is given: U (0, $) = 5 W/sr, the total radiated…
A: Given, Radiation Intensity of an isotropic antenna is Uθ,ϕ=5 Wsr
Q: An antenna with a radiation resistance of 48 Q, a loss resistance of 2 Q and a reactance of 50 Q is…
A: According to question: NOTE- As the length of transmission line is not given so assuming the length…
Q: The maximum radiation intensity of a 90% efficiency antenna is 200 m W/unit solid angle. Find the…
A: The solution can be achieved as follows.
Q: The dircitivity of an isotrpic antennas is equal to 10 a. FALSE b. TRUE
A: In this question we need to verify the given statement is true or false
Q: Using a uniform illuminated parabolic reflector, calculate the half power beamwidth for an antenna…
A: The solution is given below
Q: At a distance of 100 m, the maximum radiated power is measured to be 160 mw/m2. If the antenna is…
A: The maximum radiated power density of the antenna is given. The maximum radiated power is calculated…
Q: The maximum radiation intensity of a 90% efficiency antenna is 200 m W/unit solid angle. Find the…
A: The solution can be achieved as follows.
Q: 1: Answer the following sentences with (True) or (False) then correct the false sentences: 1- When…
A: We need to tell about whether the given statement are true or false
Q: 2) Given the following geometry, determine a) the loss due to knife edge diffraction and b) the…
A: The given diagram is shown below:
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- 1. Which trigonometric function is used to find the angle if the length of the hypotenuse and of the adjacent side are known?At a certain time, the maximum usable frequency (MUF) for transmission at an angle of incidence of 75° is 20MHz. A) What is the critical frequency in MHz? (Use two decimal places for the final answer) B) What will be the optimum working frequency (OWF) in MHz? (Use two decimal places for the final answer)If you check the voltage at one-half wavelength from the end of an RF transmission line, what voltage would you measure? A. Peak B. Infinite C. Minimum D. Zero
- If the FNBW of a parabolic reflector antenna is 15o at 1.5 GHz then estimate the diameter of the antenna.A certain transmitter radiates 9 kW with the carrier unmodulated and 10.125 kW when the carrier is sinusoidally modulated. If another sine wave, corresponding to 40% and 30% modulation, are transmitted simultaneously, determine the total radiated power.The transmit power of a TV satellite is 39.5 W and the diameter of the reflector of the transmit antenna is 80 cm. The diameter of the receive antenna is 120 cm. The distance from the satellite (e.g Meteosat-9) to Mauritius Island is 36 000 km. The frequency is 12 GHz from the Ku band(12-18 GHz). Calculate the signal power received by the receiver antenna in dBm.
- At a distance of 100 m, the maximum radiated power is measured to be 160 mw/m2. If the antenna is radiating 120 W of power, then calculate the antenna gain in dB.If the effective height of an areal is 1/150th of the wavelength, then estimate its radiation resistance. I need to submit the assignment tomorrow. Please help. Will rate thumbs up.A parabolic reflector antenna has a diameter of 2.7 m. The antenna operates at 700 MHz. Calculate the directivity of the antenna?
- A parabolic reflector antenna having antenna efficiency 75% is designed for 3 GHz resonant frequency with 2.5dB waveguide loss. Find out the antenna diameter if effective isotropic radiated power (EIRP) is calculated 46dBW and transmitting power is 500W.The gain of a parabolic reflector antenna is 1000 when the frequency is 300 MHz. If the mouth of the reflector aperture is circular, then what will be the aperture of the mouth?2.) A short vertical transmitting antenna erected on the surface of a perfectly conducting earth produce an rms field strength E = 100 sine mV/m at a distance of 0.5 km from the antenna. Determine the total radiated power by the antenna.