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The intensity level of a

Hi, can you help me with this one?A family ice show is held in an enclosed arena. The skaters perform to music playing at a
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2. asked by sanchi
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Five people talk simultaneously. If the intensity level is 70 dB when either one speaks alone, what is the intensity level when
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2. asked by Abby
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At a distance of 30 m the noise from the engine of an jet has an intensity level of 130 dB.At this level, you will be in pain
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2. asked by Anon
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At a distance of 30 m the noise from the engine of an jet has an intensity level of 130 dB.At this level, you will be in pain
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2. asked by Anon
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A bell is rung at a sound intensity of 70dB . A trumpet is blown at an intensity that is greater by a factor of 10^3. What is
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2. asked by Melissa
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Two speakers are both emitting sounds, the first with an intensity level of 1 x 10^{-11} \frac{W}{m^2} and the second with an
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2. asked by Anonymous
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A member of an aircraft maintenance crew wears protective earplugs that reduce the sound intensity by a factor of 355. When a
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2. asked by Marco
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A copy machine in a nearby room emits a sound with an intensity level of 40 dB. If four identical copy machines were operating
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2. asked by Saira Alavi
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As measured from centre ice, a single wildly cheering hockey fan can produce a sound intensity level of 60dB. What sound
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2. asked by HelpMeWithPhysics
3. 1,474 views
As measured from centre ice, a single wildly cheering hockey fan can produce a sound intensity level of 60dB. What sound
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2. asked by HelpMeWithPhysics
3. 705 views