frequency of fundamental frequency in fourier series f(t) = 6.5 ms
first harmonic has substantial amplitude.
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6. The figure below shows F(t) and each square in the horizontal direction is 1 ms....
6. The figure below shows F(t) and each square in the horizontal direction is 1 ms. (a) by inspection of this figure, deduce the fundamental frequency in the Fourier series of F(t) (b) What would you suggest is the highest harmonic that has a substantial amplitude? What is its frequency? (Modified 6.30 from the book)
Problem (3) a) A periodic square wave signal x(t) is shown below, it is required to answer the below questions: x(t) 1. What is the period and the duration of such a signal? 2. Determine the fundamental frequency. 3. Calculate the Trigonometric Fourier Series and sketch the amplitude spectrum and phase spectrum of the signal x(t) for the first 5 harmonics. b) Find the Continuous Time Fourier Series (CTFS) and Continuous Time Fourier Transform (CTFT) of the following periodic signals...
(a) Determine the period, amplitude, and frequency of a signal given by, v(t) (120nt). Plot this signal both in the time-domain and frequency domain. (b) For the following square wave v(t), determine if it is a periodic signal, and if yes, what 10 V sin 4. [61 are its amplitude, period T and fundamental frequency f? Why do we need to convert this signal into sine/cosine wave for transmission? 2 o-oims (c) () According to Fourier Theorem, the above signal...
Consider the periodic signal x(t) shown in the Figure below: x(t) . 3 2 0 1 2 3 4 5 6 t A. Determine the fundamental period T and the fundamental frequency wo. B. Compute the Fourier Series coefficients and simplify the expression to its simplest form.
4. (20 points) Consider the periodic signal z(t) shown in the Figure below: x(t) 1 1 3 2 - - 1 1 0 1 2 3 4 5 6 t A . Determine the fundamental period T and the fundamental frequency wo. B. Compute the Fourier Series coefficients and simplify the expression to its simplest form.
1. When a sound wave passes through air, and we hear it, the air pressure where we are varies with time. the excess pressure above (and below) atmospheric pressure in a sound wave is given by the graph below: p(t) t in seconds -1 (a) Show that the fundamental (n ) is 15 times smaller in amplitude compared to the second harmonic (n-2). Hint: Expand p() in a Fourier series to show this. It would be interesting to note that...
The figure below shows a plane electromagnetic sinusoidal wave propagating in the x direction. Suppose the wavelength is 48.0 m and the e field vibrates in the xy plane with an amplitude of 18.0 V/m. (a) Calculate the frequency of the wave. 6.25 MHz (b) Calculate the magnetic field B when the electric field has its maximum value in the negative y direction, magnitude. 0.13 What is the relationship between the amplitudes of the magnetic and electric fields in a...
Consider the square pulse f(t) shown in the figure below. If we
compress the pulse by a factor c > 1 and at the same time
amplify its amplitude by the same factor c, we get a new function
g(t) as shown in the figure (c = 2 for the given figure).
Q.6. Consider the square pulse f(t) shown in the figure below. If we compress the pulse by a factor c>1 and at the same time amplify its amplitude...
1. Consider the single-phase VSI inverter shown below dc VR(t) iz(t) a) If your input voltage Vdc - 100V2 V and switching frequency is 60 Hz with zero delay angle. Then, sketch the square wave output. Mark the peak values [10 marks] b) Sketch the fundamental output on the top of the above waveform. Mark the peak value По marksl c) The above A VSI is used to create a square wave output with 100v2 V at 60 Hz. This...
4 (ms) The figure shows an approximate plot of force magnitude F versus time t during the collision of a 38 g Superball with a wall. The initial velocity of the ball is 50 m/s perpendicular to the wall, the ball rebounds dircctly back with approximately the same speed, also perpendicular to the wall. What is the magnitude the change in momentum of the ball? Submt Answer Tries 0/5 Remembering that the impulse can be found by taking the area...