Fundamentals of Electric Circuits
6th Edition
ISBN: 9780078028229
Author: Charles K Alexander, Matthew Sadiku
Publisher: McGraw-Hill Education
expand_more
expand_more
format_list_bulleted
Concept explainers
Question
Chapter 18, Problem 58P
(a)
To determine
Find the carrier frequency of given AM signal
(b)
To determine
Find the lower sideband frequency of AM signal.
(c)
To determine
Find the upper sideband frequency of AM signal.
Expert Solution & Answer
Want to see the full answer?
Check out a sample textbook solutionStudents have asked these similar questions
Q) Find the spectrum for the following signals in details then find the Nyquist rate for
each of them
(a) m(t) = sin(200nt)/(nt)
(b) m(t) = [sin(200nt)/(nt)]²
%3D
%3D
2. (b) A periodic composite signal is composed of 2 sine
waves(S1,S2). The frequency (f) and maximum
amplitude (A) of each sign wave is given below:
S1:f = 5KHZ , A = 6V
S2 :f = 8Khz , A = 4V
Draw a frequency domain graph to represent this
information. What is the bandwidth?
consider the spectrum magnitude of a signal
shown. From this graph, most nearly, what is
the fundamental frequency of x(t)?
Magnitude Spectra of xt)
25
225
21
1.5
0.5
-1.5
05
0.5
Frequency (Hz)
0.75 Hz
0.25 Hz
The correct answer is not among the alternatives.
0.5 Hz
DC signal, has no fundamental frequency
() epryubey
Chapter 18 Solutions
Fundamentals of Electric Circuits
Ch. 18.2 - Prob. 1PPCh. 18.2 - Prob. 2PPCh. 18.2 - Prob. 3PPCh. 18.3 - Prob. 5PPCh. 18.3 - Prob. 6PPCh. 18.4 - Prob. 7PPCh. 18.4 - Prob. 8PPCh. 18.5 - (a) Calculate the total energy absorbed by a 1-...Ch. 18.5 - Prob. 10PPCh. 18.8 - If a 2-MHz carrier is modulated by a 4-kHz...
Ch. 18.8 - Prob. 12PPCh. 18 - Prob. 1RQCh. 18 - Prob. 2RQCh. 18 - The inverse Fourier transform of ej2+j is (a) e2t...Ch. 18 - Prob. 4RQCh. 18 - Prob. 5RQCh. 18 - Prob. 6RQCh. 18 - Prob. 7RQCh. 18 - Prob. 8RQCh. 18 - A unit step current is applied through a 1-H...Ch. 18 - Prob. 10RQCh. 18 - Prob. 1PCh. 18 - Prob. 2PCh. 18 - Prob. 3PCh. 18 - Prob. 4PCh. 18 - Prob. 5PCh. 18 - Prob. 6PCh. 18 - Prob. 7PCh. 18 - Prob. 8PCh. 18 - Prob. 9PCh. 18 - Prob. 10PCh. 18 - Prob. 11PCh. 18 - Prob. 12PCh. 18 - Prob. 14PCh. 18 - Prob. 15PCh. 18 - Prob. 16PCh. 18 - Prob. 17PCh. 18 - Given that F=Fft, prove the following results,...Ch. 18 - Prob. 19PCh. 18 - Prob. 21PCh. 18 - Prob. 22PCh. 18 - Prob. 23PCh. 18 - Prob. 24PCh. 18 - Prob. 25PCh. 18 - Prob. 26PCh. 18 - Prob. 27PCh. 18 - Prob. 28PCh. 18 - Prob. 29PCh. 18 - For a linear system with input x(t) and output...Ch. 18 - Prob. 31PCh. 18 - Prob. 32PCh. 18 - Prob. 33PCh. 18 - Prob. 34PCh. 18 - Prob. 35PCh. 18 - Prob. 36PCh. 18 - Prob. 37PCh. 18 - Prob. 38PCh. 18 - Prob. 39PCh. 18 - Prob. 40PCh. 18 - Prob. 41PCh. 18 - Prob. 42PCh. 18 - Prob. 43PCh. 18 - Prob. 44PCh. 18 - Prob. 45PCh. 18 - Prob. 46PCh. 18 - Prob. 47PCh. 18 - Prob. 49PCh. 18 - Prob. 51PCh. 18 - Prob. 52PCh. 18 - Prob. 53PCh. 18 - Prob. 54PCh. 18 - Prob. 55PCh. 18 - Prob. 56PCh. 18 - Prob. 57PCh. 18 - Prob. 58PCh. 18 - Prob. 59PCh. 18 - Prob. 60PCh. 18 - Prob. 61PCh. 18 - Prob. 62PCh. 18 - Prob. 63PCh. 18 - Prob. 64PCh. 18 - Prob. 65PCh. 18 - Prob. 66PCh. 18 - Given a signal g(t) = sinc(200 t), find the...Ch. 18 - Prob. 68CPCh. 18 - Prob. 69CP
Knowledge Booster
Learn more about
Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, electrical-engineering and related others by exploring similar questions and additional content below.Similar questions
- Deter mine the modulation and instantenous frequency of signal $ (t) = A Cos ClotT tīt') at t=0 %3Darrow_forwardDetermine the given signal if it is Periodic or Non-periodic. When it is Periodic, calculate the Fundamental time period and Fundamental Frequency.arrow_forwardIf the power of the noise is 346, the power of the signal is 260 and the bandwidth is (10) MHz, then the SNR (as a ratio) is. Answer:arrow_forward
- determine the fundamental frequency. then sketch the time domain of the signal showing the individual frequencies with their time periods and amplitudes. maximum must be 20 msarrow_forwardLet m(t) and its spectrum as follow: X (w) T= G0M 10 -Wm Wm a. Find the fundamental frequency (fm). b. If m(t) is to be modulated by a carrier with fc = 50 fm . Find fc c. If Am is used, draw the modulated wave in time and frequency domain at n=0.5 d. Design a demodulator circuit e. If DSB-SC is used, sketch the modulated signal in time and frequency domain.arrow_forwardCONTAIN WITH MATLAB CODE 15. An FM modulated signal = 10cos (n x 105t + 2 sin 2n x 103t). Solve the followings: i. Modulation index ii. Show the waveform and frequency spectrum iii. Transmitted Powerarrow_forward
- AM signal's frequency is a constant True O False QUESTION 9 Noise equivelent bandwidth is always the same as -3dB bandwidth. True False QUESTION 10 A period signal's auto correlation is period as well. O True Falsearrow_forwardQ1) for the signal that is shown in the figure below A) plot the amplitude spectrum B) Determine the total power W C) Find the value of (n) such that the power reaches %90 of the total power X(t), 0.5 1 1.5arrow_forwardFOURIER COEFFICIENT ( NEED NEAT HANDWRITTEN SOLUTION ONLY OTHERWISE DOWNVOTE).arrow_forward
- The antenna current of an AM broadcast transmitter, modulated to a depth of 40 % by an audio sine wave, is 11 A. It increases to 12 A as a result of simultaneous modulation by another audio sine wave. What is the modulation index due to this second wave? Select your answer. 0.77 0.64 0.76 0.63arrow_forwardQ16. For the applied signal determine: a) ₁ and 1₂. b) Is. + is C₁ 2 μF C₂ e = √2 120 sin (104t + 60°) 10 μεarrow_forward1/ an AM wave shape has the form s(t) = 5 cos(1800π t) + 20 cos(2000πt) + 5cos (2200π t) (a) Determine the carrier power and the power of side bands (b) Determine S (f) and draw the frequency spectrum (c) Determine the bandwidth (d) Determine the efficiency of the modulated signal (e) Determine the modulation indexarrow_forward
arrow_back_ios
SEE MORE QUESTIONS
arrow_forward_ios
Recommended textbooks for you
- Introductory Circuit Analysis (13th Edition)Electrical EngineeringISBN:9780133923605Author:Robert L. BoylestadPublisher:PEARSONDelmar's Standard Textbook Of ElectricityElectrical EngineeringISBN:9781337900348Author:Stephen L. HermanPublisher:Cengage LearningProgrammable Logic ControllersElectrical EngineeringISBN:9780073373843Author:Frank D. PetruzellaPublisher:McGraw-Hill Education
- Fundamentals of Electric CircuitsElectrical EngineeringISBN:9780078028229Author:Charles K Alexander, Matthew SadikuPublisher:McGraw-Hill EducationElectric Circuits. (11th Edition)Electrical EngineeringISBN:9780134746968Author:James W. Nilsson, Susan RiedelPublisher:PEARSONEngineering ElectromagneticsElectrical EngineeringISBN:9780078028151Author:Hayt, William H. (william Hart), Jr, BUCK, John A.Publisher:Mcgraw-hill Education,
Introductory Circuit Analysis (13th Edition)
Electrical Engineering
ISBN:9780133923605
Author:Robert L. Boylestad
Publisher:PEARSON
Delmar's Standard Textbook Of Electricity
Electrical Engineering
ISBN:9781337900348
Author:Stephen L. Herman
Publisher:Cengage Learning
Programmable Logic Controllers
Electrical Engineering
ISBN:9780073373843
Author:Frank D. Petruzella
Publisher:McGraw-Hill Education
Fundamentals of Electric Circuits
Electrical Engineering
ISBN:9780078028229
Author:Charles K Alexander, Matthew Sadiku
Publisher:McGraw-Hill Education
Electric Circuits. (11th Edition)
Electrical Engineering
ISBN:9780134746968
Author:James W. Nilsson, Susan Riedel
Publisher:PEARSON
Engineering Electromagnetics
Electrical Engineering
ISBN:9780078028151
Author:Hayt, William H. (william Hart), Jr, BUCK, John A.
Publisher:Mcgraw-hill Education,
Understanding Frequency Modulation; Author: Rohde Schwarz;https://www.youtube.com/watch?v=gFu7-7lUGDg;License: Standard Youtube License