Change the Repetition block to 1x as the signal will be upsampled in the filter block. c. Run the simulation and observe the frequency domain on spectrum analyzer. Under the Trace Menu‚ select Trace 2 on the spectrum analyzer and press the Clear/Write key. This will allow a comparison between the two signals. What is the approximate null-to-null bandwidth? Are the sidelobe power
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for one wavelength to pass (SI Units = seconds) Frequency (f) -> number of cycles that pass by per time interval = Cycles per second = 1 Hertz (Hz) T=(1/f) and f=(1/T) Ex. f=2 Hz = T=.5 seconds Swing? Applied force at a regular interval‚ causes you to go higher‚ high amplitude All object will vibrate of oscillate at a certain frequency called the natural frequency A pendulum (or swing) will swing back and forth at a natural frequency that depends
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relationship between the wavelength and frequency of a sine wave. Define fundamental frequency. What is the relationship between a signal’s spectrum and its bandwidth. What is attenuation? Define channel capacity. What key factors affect channel capacity? Problems: Figure 1 shows the frequency domain function for a single square pulse. The signal pulse could represent a digital 1 in a communications system. Note that an infinite number of higher frequencies of decreasing magnitudes is needed
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imaging technique that uses high frequency sound wave and echoes. There are different kinds of ultrasound they are two-dimensional image‚ 3D ultrasound imagining‚ and Doppler ultrasound. Doppler ultrasound is based on the Doppler effect. (Doppler effect is whenever relative motion exists between a source of sound and a listener and the frequency of the sound heard by the listener sounds different compared to the frequency when there is no motion.) The frequency of the echoes depend on how the object
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Answer: C Diff: 1 Topic: Vibrations and Waves 3) Like a transverse wave‚ a longitudinal wave has A) amplitude‚ frequency‚ wavelength‚ and speed B) amplitude‚ frequency‚ and wavelength. C) amplitude‚ wavelength‚ and speed. D) wavelength‚ speed‚ and frequency. E) amplitude‚ frequency‚ and speed. Answer: A Diff: 1 Topic: Vibrations and Waves 4) In a longitudinal wave the compressions and rarefactions
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train has a wavelength of 10.5mm. If the wave is moving at 34.78m/s what are the wavelength‚ frequency‚ period and velocity in the proper units? 2. How are frequency and period are related? 3. A wave generator produces 16.0 pulses in 4.00 seconds. What is the period? 4. What is the frequency for the problem above? 5. If a water wave has 10.0 meters between crests and have a frequency of 5.0 Hz‚ what is the speed of these waves? 6. The shortest time in which a wave motion
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Lab Title Waves Lab # 8 Name: Joseph Apap Class: PHY101-14995 Date: 07/11/2015 Purpose: To be able to discuss the sound wave properties of frequency‚ pitch‚ amplitude and loudness. To be able to discuss how the length of a sound wave affects pitch. To be able to explain the use of controlled variables in an experiment. Procedures: Required Materials: Meter Stick 2 Cardboard tubes Scissors Rubber bands Wax paper Transparent tape Flashlight Balloon Small Mirror 1. Hold 1 end of a meter stick down
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30‚ 32‚ 35‚ 32‚ 37‚ 34‚ 36‚ 31‚ 35‚ 20‚24‚ 46‚ 23‚ 31‚ 32‚ 45‚ 34‚ 37‚ 28‚ 40‚ 34‚ 38‚ 40‚ 52‚ 31‚ 33‚ 15‚ 27‚ 36‚ 40 Make (a) a frequency table and (b) a histogram‚ and then (c) describe the general shape of the distribution. The lowest value is 15 and highest value is 52‚ so we make 7 classes with CI of 6. 19) Give an example of something having these distribution shapes: (a) bimodal‚ (b) approximately rectangular‚ and (c) positively skewed. Do not use an example given in this book or in class
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Measure the length of the air column from the surface of the water to open end. 7. Repeat the above steps for the remaining two tuning forks. 8. Record all collected data in tabular (chart or table) format. Calculation: For tuning fork having frequency of 256Hz V = 331.4 + 0.606 X (T) V = 331.4 + 0.606 X (20) V = 343.52 Now‚ V = L F L = 343.52/256 L = 1.34 Ln = (2n-1) x L
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WOMEN EMPOWERMENT OR MILITARY EFFICIENCY? AN ANALYSIS REGARDING THE RECENT US POLICY LIFTING THE BAN AGAINST WOMEN IN COMBAT ZONES Etana Fides Introduction History has always defined war fighting to have an inclination towards being a "males only" activity with laws and policy established to reflect and maintain that exclusivity. And yet‚ women have always been of service in and out of the warzones‚ even if "unofficially." The last fifty years have produced significant changes
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