Amplitude and intensity relationship
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Recognize how amplitude, intensity, and loudness are related. Describe how sound intensity is measured and what levels can damage hearing. Explain the relationship between frequency and pitch. Discuss the Doppler Effect. Explain how vibrating charges produce electromagnetic waves. Describe the frequency, wavelength, and speed of electromagnetic ...
[DOC File]1
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The image intensity is given by the following relationship where is a constant value between 0 and 255 and is a constant value between 0 and . Plot the image intensity. [2] Find the -point Discrete Fourier Transform (DFT) of . Plot its amplitude response. [4] Compare the plots found in (i) and (ii) above. [2] The following result holds: . ...
[DOC File]HOMEWORK ANSWERS
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What is the relationship between the energy transported by a wave and the amplitude of that wave? Define intensity in terms of energy. Define intensity in terms of power for a spherical wave. If the power output of a source is constant and projecting spherically, how does intensity …
[DOC File]Optics, lens formula, one’s image is the next lens’ object ...
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Such distribution of intensity in space is called interference patterns. Contrast (W.10). The contrast M reaches maximum of ‘1’ when A1 = A2. Therefore, two waves of equal amplitude (intensity) will produce interference patterns of the highest contrast.
[DOC File]Energy Key Terms Quiz #9
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There is no relationship between frequency and amplitude _____14. The loudness of a sound or intensity of a wave is known as _?_. a. Diffraction b. Frequency c. Wavelength d. Volume _____15. What type of movement produces sound? a. an impulse b. an echo c. a decibel d. vibration. For the following terms you need to decide if the term refers to ...
[DOC File]CP7e: Ch. 14 Problems
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Calculate the sound level in decibels of a sound wave that has an intensity of 4.00 μW/m2. Section 14.5 Spherical and Plane Waves . 16. An outside loudspeaker (considered a small source) emits sound waves with a power output of 100 W. (a) Find the intensity 10.0 m from the source. (b) Find the intensity level in decibels at that distance.
[DOC File]ACTION POTENTIAL Exercise 2
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This can be achieved by adjusting the stimulus voltage (strength/intensity) until the amplitude of the action potential has the same amplitude as with the original stimulus settings. Theory: Electrical stimuli depolarize cells by adding positive charges to the inner surface …
[DOC File]Section 37 - UCCS
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(b) What is the ratio of the intensity at this point to the intensity at the center of a bright fringe? 20. Monochromatic coherent light of amplitude E0 and angular frequency ω passes through three parallel slits each separated by a distance d from its neighbor. (a) Show that the time-averaged intensity as a function of the angle θ is
[DOC File]HOMEWORK ANSWERS
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4.4.6. Define the terms displacement, amplitude, frequency, period, wavelength, wave speed and intensity. 4.4.7. Draw and explain displacement-time graphs and displacement-position graphs for transverse and for longitudinal waves. 4.4.8. Derive and apply the relationship between wave speed, wavelength and frequency. 4.4.9. State that all ...
[DOC File]Lab Exercise 4: The Frog Sciatic Nerve
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Goal: To quantify the relationship between stimulus intensity and response of the nerve. Procedure. 1. Begin a new file by selecting New from the File menu. 2. Use the arrow buttons in the stimulator panel to change the stimulus amplitude to 0.00 V (zero).
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