Theoretical calculations: 1. How can you draw the spectrum of FM?
Q: The local AM radio station has a frequency of 1160 kHz, while the nearest FM radio station has a…
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Q: Show work !
A: Electromagnetic radiation which includes radio waves travel at 3×108 m/sec
Q: Q2) Determine the peak frequency deviation and the modulation index for an FM modulator with a…
A: Given, K=5 kHz/V em(t)=2 cos2π2000tk=5 kHz/VFm modulator deviation sensitivity em(t)=2…
Q: B- Let the shape of a signal is shown below: State the following classifications on this signal…
A: Concrept: A) Discrete-Time Signals: Discrete-time considers the values of variables occurring at…
Q: Explain the relationship between energy and frequency for an electromagnetic wave. Use an example to…
A: The frequency of an electromagnetic wave is the number of oscillations made by oscillating electric…
Q: Q3: Can use this system as DSB modulation and demodulation a b IPF BPF m(t) 2f1 cos? (2nf, t) cos…
A: Given: cos2 2πf,t and cos 2π2f,t
Q: What does a frequency of 100 Hz indicate for a given wave? A. One wavelength will pass by any given…
A: Frequency is reciprocal of time period
Q: CHECКРО Choose the letter that corresponds to the correct answer. 1. Which of the following is not…
A: Answer 1) Electromagnetic wave is a transverse wave So option a is true Electromagnetic wave are…
Q: b) (i) Distinguish between amplitude modulation (AM) and frequency modulation (FM). (ii) State One…
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Q: Exercise 2. A plane wave with a frequency of 3 GHz is propagating in an un-bounded material with &,…
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Q: 03: What is the intensity of a spot laser W/m that used for Medical treatments, when 90.0% absorbed,…
A: Given % absorption = 90% And this 90% puts energy =500J So net emitted energy is =555.56J Area of…
Q: 1. The speed of radio waves in air is 3.0 x 108 m s-1. Calculate a) the frequency of radio waves of…
A: speed of the radio wave in air V = 3.0 × 108 m/s
Q: Part A A sun-like star is barely visible to naked-eye observers on earth when it is a distance of…
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Q: Draw a plot of the variation of amplitude versus ω for an amplitude modulated wave. Define…
A: In the above-shown Amplitude Vs frequency plot, ωc = frequency of carrier waveωm = frequency of…
Q: 8. 0 Electromagnetic Wave M W nm The value of W in the diagram above is 1.17x103 nm. If the wave…
A: The speed of light wave is 3×108 m/s.
Q: What is the difference between AM and FM radio? a. AM radio is for talk shows, FM radio is for…
A: Answer Amplitude modulation (AM) Amplitude modulation is a modulation technique where the amplitude…
Q: What material can block RF waves? a. Plastic wrap b. Aluminum foil c. Rubber d. Cotton balls
A: Aluminum foil can be used to block RF waves up to a certain frequency and intensity. This is because…
Q: Use the graph below for problems #6-9. 3 6 Using the ruler going from left to right, give the…
A: Since you have posted a question with a multiple sub parts, we will solve first three sub - parts…
Q: Explain the principle of guided waves and describe how they are reflected inside the waveguide.
A: If light is travelled in any medium we all know that it may also travelled in vacuum. Hence the…
Q: At the headend, the transmit DFB LASER reads 4.4 mW, what is 4.4 mW in dBm? 5.44 6.43 3.51 2.24
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Q: The spectrum of color seen reflected off of a CD is caused by... a. Dispersion b.…
A: The spectrum of color reflected from a Compact Disk ( CD) is due to the optical phenomenon known as…
Q: A plane wave travels through air. The electric field has the form Ē(t)=0.5 sin(@ot-kx) 2 [V/m]…
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Q: Two monochromatic sources are said to be coherent if A. they have the same frequency. B. they have…
A: solution as
Q: You are using a 1 MHz (i.e., 1 million Hz) ultrasound to break down a kidney stone. a) How many…
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Q: Modulation index of narrowband FM is greater than 1. True False Multipliers are used to decrease the…
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Q: 3. Triangular waveform is shown Figure B3, determine: i. Average Value ii. RMS Value iii. Form…
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Q: 03 : What is the intensity of a spot laser W/m? that used for Medical treatments, when 90.0%…
A: Given data: The energy absorbed by the circular spot, E=500 J. The diameter of the circular spot,…
Q: 2. Speaker A is playing a sound with double the intensity of Speaker B. How much louder is Speaker A…
A: Loudness is related to the amplitude of the sound waves whereas intensity is the rate at which power…
Q: 6. White dwarf stars have been observed with a surface temperature as hot as 2.00×105 °C. What is…
A: Solution:-Given thatSurface temperature of white dwarf (T)=2×105°C=2×105+273=200273 K
Q: Calculate the wavelength of a 93.3 MHz FM-station radio wave. Express your answer with the…
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Q: Q3 : What is the intensity of a spot laser W/m that used for Medical treatments, when 90.0%…
A: given:Energy delivered E =500 J diameter of circular spot d =2mm = 2*10-3 m radius of spot r =d/2…
Q: Q3 : What is the intensity of a spot laser W/m that used for Medical treatments, when 90.0%…
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Q: 1. For the following continuous time signals, determine the fundamental angular frequency w, and the…
A: 1. (a) x(t)=2 cos23t+sin14tx(t)=2ei2/3t+e-i2/3t2+sinei1/4t-e-i1/4t2ias we know…
Q: An amplifier rated at 30 W is connected to a speaker whose input impedance is 80. a. If the power…
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Q: What is the si unit for wave frequency
A: When a wave propagates in a medium in such a way that the number of cycles of waves formed per…
Q: 1. How is an electromagnetic wave different from a mechanical wave (sound)? 2. Name some examples…
A: 1.Sound wave is a longitudinal wave, thus the vibration is in parallel direction to the propagation…
Q: 1. electromagnetic waves are produced by? 2. in the electromagnetic wave, the direction of…
A: EM waves are another term for electromagnetic waves. When an electric field collides with a magnetic…
Q: Electromagnetic waves have the highest energy in which region of the electromagnetic spectrum? A.…
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