Consider the below wave form when a=1 Hz (2п rad/sec) and b=0.9a F(t)=sin(at)+sin(bt) I. Calculate the...
Consider the below wave form when a=1 Hz (2п rad/sec) and b=0.9a
F(t)=sin(at)+sin(bt)
I. Calculate the beat frequency.
II. Plot the beat frequency
III. What is the optimum sampling rate?
IV. Calculate the time interval between samples at the optimum sampling rate
Homework Answers
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Consider the below wave form when a=1 Hz (2п rad/sec) and
b=0.9a
F(t)=sin(at)+sin(bt)
I. Calculate the...
6) Consider the below wave form when a-1 Hz (2n rad/sec) and b-0.9a F(t) sin(at)+sin(bt) I. Calcu...
Please help, the plotting can be done in excel or matlab
6) Consider the below wave form when a-1 Hz (2n rad/sec) and b-0.9a F(t) sin(at)+sin(bt) I. Calculate the beat frequency. II. Plot the beat frequency II. What is the optimum sampling rate? IV. Calculate the time interval between samples at the optimum sampling rate
6) Consider the below wave form when a-1 Hz (2n rad/sec) and b-0.9a F(t) sin(at)+sin(bt) I. Calculate the beat frequency. II. Plot the beat frequency...
Consider the below wave function and answer the following questions. F(t) cos(T.6t)+cos(.5t) i) Graph the beat...
Consider the below wave function and answer the following questions. F(t) cos(T.6t)+cos(.5t) i) Graph the beat function for this wave. ii) What is the beat frequency? iii Calculate the proper sampling rate for this wave. iv) Calculate the time intervals between the samples.
Consider the below wave function and answer the following questions. F(t) cos(T.6t)+cos(.5t) i) Graph the beat function for this wave. ii) What is the beat frequency? iii Calculate the proper sampling rate for this wave. iv) Calculate...
Generate plots for the function in Example 8.1 with sample intervals of 0.5 sec, 1 sec, and 10 se...
Generate plots for the function in Example 8.1 with sample intervals of 0.5 sec, 1 sec, and 10 sec. Explain the results in light of the sampling theorem. Example 8.1 Sampling Theorem and Aliasing Consider the function FO sin( at)+sin br) Using a trigonometric identity for the sum of two sinusoidal functions, we can rewrite FO as the following product: a+ b If frequencies a and b are close in value, the bracketed term has a very low frequency in...
I wrote a Matlab program for the figure below. When I plot the waves, they look...
I wrote a Matlab program for the figure below. When I plot the waves, they look the same. Why do the two waves frequencies look same and How do I avoid it? (I really do need this part of the question answered.) N = 200; % Total number of time domain samples in simulation. Fs = 100 ;% sampling frequency. F1 = 10; % frequency of wave - 1. F2 = 90; % frequency of wave - 2. phi =...
Document a complete and thorough answer to Class Discussion Item 8.2 Class Discussion Item 8.2 Sa...
Document a complete and thorough answer to Class Discussion Item 8.2 Class Discussion Item 8.2 Sampling a Beat Signal What is the minimum sampling rate required to adequately represent the signal in Example &1? Example 8.1 Sampling Theorem and Aliasing Consider the function Fn- sin( ar) + sin( bry Using a trigonometric identity for the sum of two sinusoidal functions, we can rewrite FO as the following product: If frequencies a and b are close in value, the bracketed term...
Problems: 1. Consider the system shown below. Let the input signal to the Ideal Sampler to be: s(...
just looking for #2, 3, and 4
Problems: 1. Consider the system shown below. Let the input signal to the Ideal Sampler to be: s(t) = 2 cos(2m50t) + 4cos(2m100t) a. (10 points) Determine S(f) and plot it b. (20 points) Let the sampling rate to be: fs 300 samples/sec. Plot the spectrum of the Ideal sample, that is plot S8(f) c. Let the sampling rate to be: fs 175 samples/sec. i. (30 points) Plot S8(f) ii. (10 points) Let...
t = 0 ms (a) (4 marks) A sinusoidal wave moving along a string is shown...
t = 0 ms (a) (4 marks) A sinusoidal wave moving along a string is shown twice in the figure at time t = 0 (top) and time t = 4t (bottom). After At = 4.0 ms, the crest travels d=6.0 cm in the positive x direction. The equation for the wave is in the form 8 mm H HHHx y(x, t) =Ym sin(kx = wt). t = 4 ms What are (i) ym, (ii)k, (iii) w, and (iv) the...
Q2.) Consider the sampling of the continuous-time signal x(t) to obtain a discrete-time signal x[...
Q2.) Consider the sampling of the continuous-time signal x(t) to obtain a discrete-time signal x[n (1)-10cos(1000m + π/3) + 20cos(2000m + π/6). 110points! ], where x a) What is the maximum sampling interval (minimum sampling frequency) that could be used to ensure an aliasing free sampling of this signal? b) Plot the spectrum of the sampled signal if x() is sampled using a sampling frequency of (i) 2500 Hz (ii) 1800 Hz and state whether there will be an aliasing...
source at 4T produce a forward wave f(r,t) = Aei(wt-Br) on a transmission line having a load at x 0. The source amplitu...
source at 4T produce a forward wave f(r,t) = Aei(wt-Br) on a transmission line having a load at x 0. The source amplitude is A = 6 and the load produces a reflection coefficient of I0.5. The wavenumber 1 rad/m, and the operating frequency is f = 107 Hz. Do the following Let a (a) Compute the simplest math form for ü(r, t), the total phasor signal on the line, for the three time values given by: (i t 0,...
e) Given that Fourier series can be written in the form of x)A4,Cosn+B, sn), determine i)...
e) Given that Fourier series can be written in the form of x)A4,Cosn+B, sn), determine i) An (ii) Fourier series representation of x 4 marks] 3 marks Question 6 (20 marks) continuous time signal is represented by: x)-2cos 200a +sin 300 a) Explain the flow of converting a continuous time signal into a discrete time signal. (b) Determine the Nyquist frequency of the signal xtt). 3 marks] 3 marks] Explain why the minimum sampling frequency must be at least twice...
Please help, the plotting can be done in excel or matlab
6) Consider the below wave form when a-1 Hz (2n rad/sec) and b-0.9a F(t) sin(at)+sin(bt) I. Calculate the beat frequency. II. Plot the beat frequency II. What is the optimum sampling rate? IV. Calculate the time interval between samples at the optimum sampling rate
6) Consider the below wave form when a-1 Hz (2n rad/sec) and b-0.9a F(t) sin(at)+sin(bt) I. Calculate the beat frequency. II. Plot the beat frequency...
Consider the below wave function and answer the following questions. F(t) cos(T.6t)+cos(.5t) i) Graph the beat function for this wave. ii) What is the beat frequency? iii Calculate the proper sampling rate for this wave. iv) Calculate the time intervals between the samples.
Consider the below wave function and answer the following questions. F(t) cos(T.6t)+cos(.5t) i) Graph the beat function for this wave. ii) What is the beat frequency? iii Calculate the proper sampling rate for this wave. iv) Calculate...
Generate plots for the function in Example 8.1 with sample intervals of 0.5 sec, 1 sec, and 10 sec. Explain the results in light of the sampling theorem. Example 8.1 Sampling Theorem and Aliasing Consider the function FO sin( at)+sin br) Using a trigonometric identity for the sum of two sinusoidal functions, we can rewrite FO as the following product: a+ b If frequencies a and b are close in value, the bracketed term has a very low frequency in...
Document a complete and thorough answer to Class Discussion Item 8.2 Class Discussion Item 8.2 Sampling a Beat Signal What is the minimum sampling rate required to adequately represent the signal in Example &1? Example 8.1 Sampling Theorem and Aliasing Consider the function Fn- sin( ar) + sin( bry Using a trigonometric identity for the sum of two sinusoidal functions, we can rewrite FO as the following product: If frequencies a and b are close in value, the bracketed term...
just looking for #2, 3, and 4
Problems: 1. Consider the system shown below. Let the input signal to the Ideal Sampler to be: s(t) = 2 cos(2m50t) + 4cos(2m100t) a. (10 points) Determine S(f) and plot it b. (20 points) Let the sampling rate to be: fs 300 samples/sec. Plot the spectrum of the Ideal sample, that is plot S8(f) c. Let the sampling rate to be: fs 175 samples/sec. i. (30 points) Plot S8(f) ii. (10 points) Let...
t = 0 ms (a) (4 marks) A sinusoidal wave moving along a string is shown twice in the figure at time t = 0 (top) and time t = 4t (bottom). After At = 4.0 ms, the crest travels d=6.0 cm in the positive x direction. The equation for the wave is in the form 8 mm H HHHx y(x, t) =Ym sin(kx = wt). t = 4 ms What are (i) ym, (ii)k, (iii) w, and (iv) the...
Q2.) Consider the sampling of the continuous-time signal x(t) to obtain a discrete-time signal x[n (1)-10cos(1000m + π/3) + 20cos(2000m + π/6). 110points! ], where x a) What is the maximum sampling interval (minimum sampling frequency) that could be used to ensure an aliasing free sampling of this signal? b) Plot the spectrum of the sampled signal if x() is sampled using a sampling frequency of (i) 2500 Hz (ii) 1800 Hz and state whether there will be an aliasing...
source at 4T produce a forward wave f(r,t) = Aei(wt-Br) on a transmission line having a load at x 0. The source amplitude is A = 6 and the load produces a reflection coefficient of I0.5. The wavenumber 1 rad/m, and the operating frequency is f = 107 Hz. Do the following Let a (a) Compute the simplest math form for ü(r, t), the total phasor signal on the line, for the three time values given by: (i t 0,...
e) Given that Fourier series can be written in the form of x)A4,Cosn+B, sn), determine i) An (ii) Fourier series representation of x 4 marks] 3 marks Question 6 (20 marks) continuous time signal is represented by: x)-2cos 200a +sin 300 a) Explain the flow of converting a continuous time signal into a discrete time signal. (b) Determine the Nyquist frequency of the signal xtt). 3 marks] 3 marks] Explain why the minimum sampling frequency must be at least twice...
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