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Hyperfixation, on the other hand, stems from an inability to turn your attention away from something in a way that's so intense that it might actually impair your life, Adler says. By definition ...
Hearing: loud noise, or sound from multiple sources, such as several people talking at once. Sight: crowded or cluttered spaces, bright lights, strobing lights, or environments with much movement such as crowds or frequent scene changes on television. Smell and taste: strong aromas or spicy foods.
Sound from an array spreads less than sound from a point source, by the Huygens–Fresnel principle applied to diffraction. While a large loudspeaker is naturally more directional because of its large size, a source with equivalent directivity can be made by utilizing an array of traditional small loudspeakers, all driven together in-phase ...
Besides noise control, acoustical engineering also covers positive uses of sound, such as the use of ultrasound in medicine, programming digital synthesizers, designing concert halls to enhance the sound of orchestras [2] and specifying railway station sound systems so that announcements are intelligible.
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1. Luring “This is where you have a treat in your hand and you use it to guide your dog into specific positions,” explains DeWillems. “Luring can be pretty easy for most people and dogs to ...
HRTF filtering effect. A head-related transfer function (HRTF) is a response that characterizes how an ear receives a sound from a point in space. As sound strikes the listener, the size and shape of the head, ears, ear canal, density of the head, size and shape of nasal and oral cavities, all transform the sound and affect how it is perceived, boosting some frequencies and attenuating others.
Next, thrust in an inward and upward motion on the diaphragm. This will force air out of the lungs and remove the blockage. Repeat these abdominal thrusts up to five times, the doctor advised.