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Display of sound oscillations on an oscilloscope * |
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Relationship between oscillations and waves * |
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Comparison of oscillations at two points along a wave * |
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Analysis of phase relationships using an ultrasonic “pen” * |
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Determination of wavelength and velocity of sound |
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How velocity of sound depends on temperature |
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Transmission characteristic of ultrasonic transmitters ** |
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Resonance curve for ultrasonic transducers * |
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Transmission and reflection of ultrasonic waves ** |
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Absorption of ultrasonic waves ** |
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Superimposition of sinusoidal oscillations * |
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Constructive and destructive reinforcement when sinusoidal oscillations are superimposed * |
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Recording of wave fronts using ultrasonic pen |
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Generation and detection of straight wave fronts |
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Diffraction of ultrasonic waves by an edge |
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Diffraction of ultrasonic waves by a single slit |
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Interference between two beams ** |
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Law of reciprocity for interference between two beams ** |
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Diffraction by a double slit ** |
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Phase relationships for diffraction by a double slit I * |
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Phase relationships for diffraction by a double slit II ** |
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Formation of images by a spherical concave mirror ** |
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Plotting of Fresnel zones ** |
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Formation of images by a Fresnel zone plate ** |
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Interference of ultrasonic waves by Lloyd’s mirror ** |
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Design of a simple interferometer ** |
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Design of a Michelson interferometer ** |
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Elimination of interference by interrupting the path * |
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Generation of standing ultrasonic waves ** |
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Beats in ultrasonic waves * |
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Doppler effect in ultrasonic waves |