Active noise control

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  • Headphones And Suicide Essay

    these headphone related accidents, a car horn was honked loudly or repeatedly, someone without headphones in would have heard such noise and been warned of the fatal danger that was approaching (www.npr.org). Many states recommend that you play music as low as possible while wearing headphones and walking, jogging, skating, or skateboarding to prevent these types of devastations (police.colorado.edu). This recommendation is placed with good reason in hopes of protecting…

    Words: 1051 - Pages: 5
  • The Importance Of Taste In Music

    In 2012 a study out of Newcastle University revisited the land of gross noises and subjected 16 people to 74 different sounds from running water to the scrape of knives on glass, asking them to rank them on a scale from pleasant to excruciating. [pic: PD] Once again, the worst of the sounds fell in that bad-Hertz sweet spot, but more interesting than how the offensive sounds ranked was what they did to the peoples’ brains. With the help of an MRI machine, researchers kept tabs on which brain…

    Words: 736 - Pages: 3
  • Health And Safety Authority (2015) Explain The Impact Of Noise At Work

    Noise According to health and safety authority (2017) Noise is defined as unfavourable sound or too loud sounds such as blazer, phones, ambulance, wheelchairs, confused patients, radio, television in rest room and trolleys. The impact of sounds on hearing can be short term or long term. Short term deafness frequently happens after leaving a noisy place. The fact that hearing getting better within less hours, this should be not rejected as it is a symptom that leads to such sounds could be long…

    Words: 828 - Pages: 4
  • Reflective Essay # 3

    Now my dad stopped chewing tobacco around a year ago. Great, I know! To fill the empty void of chewing tobacco he has taken up chewing gum, while I am happy that this change has been made, it can be known to drive me crazy. I’m not sure what’s worse the snapping of the gum after a bubble or the chewing noise in a small quiet room or car, either way it drives me up a wall. Now the noise of gum has bothered me since like middle school, and I know it bothers quite a few of people, but it’s just…

    Words: 1008 - Pages: 4
  • Descriptive Essay On A Soundwalk

    Before embarking on my soundwalk, I had a few basic expectations of sounds I would encounter, mostly based on prior memories of wandering MIT’s campus. I knew what the soft, low murmurs should sound like when traversing the corridors. I knew to expect the clip-clop of hard stepping walkers in the silent tunnels, and the high pitched buzzing and whining of electrical components overhead. Outside, the wind would make soft, mid pitched whuuu and shhh noises, which would serve as background for…

    Words: 1110 - Pages: 4
  • The Black Room-Personal Narrative

    I awoke quickly in the pitch black bedroom from a sound down the hall, my best friend laying beside me still in a deep sleep. As I lay still, (deathly still, deathly quiet, lifeless) I think to my self, “ am I hearing things, have I gone crazy?” (delirious, insane) I hear the noise coming from down the hall, I jump up and cautiously walk toward the bedroom door, the slightest light shining off from my alarm clock is glaring threw the dark (Lightless) bedroom. Grasping the bedroom door handle,…

    Words: 915 - Pages: 4
  • John Cage's Number 33 Analysis

    not what the piece about. I believe that John Cage's 4 "33" is about silence and possibly time. The first value that I think is significant to the composition is silence. When I think of the word silence, nothingness comes to mind. What I mean by nothingness is no noise; you hear not one person or any other kind noise around you.…

    Words: 713 - Pages: 3
  • Essay On Hospital Noise

    effects of excessive hospital noise on patients, the article by Ryherd, Waye and Ljungkyist (2008) examines the effect of these high noise levels on unit staff. Ninety one percent of nurses surveyed felt that noise negatively affected them in their daily work, and almost half admitted to adjusting alarm levels so that they would not hear them. The literature review conducted by Ryherd et al. revelaed that staff take no action for the majority of audible alarms, which can explain why in Akansel…

    Words: 1042 - Pages: 5
  • Room Acoustics Research Paper

    Chapters Acoustics Acoustics is the properties of a space and, how sound is transmitted into it. There are four areas of acoustical concern. The first area is sound isolation, it is unwanted sounds that leak in to the auditorium that affects the performance. These problems occur through doors, windows, walls, flooring, ceiling and ventilation ducts. The second area the interior room acoustics it shows how a room size, shape surface and materials affect interior acoustics and how they could be…

    Words: 784 - Pages: 4
  • Cause Of Environmental Pollution

    Even though we are living in a developed country, we are not safe from the pollution around us. Because of the everyday traffic jam, the air is heavily polluted, which leads to increase in the rate of respiratory problems, asthma, or lung cancer. In 2012, WHO estimated that about 14% deaths were due to lower respiratory infections, 14% deaths were due to lung cancer, and 72% of outdoor air pollution-related premature deaths were due to ischaemic heart disease and strokes (“World Health…

    Words: 1018 - Pages: 5
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