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What is the maximum distance at which the riveter is still audible?
The intensity of a sound produced by a point source decreases as the square of the distance from the source. Consider a riveter as a point source of sound and assume that the intensities listed in Table 12.1 are measured at a distance 1 m away from the source. What is the maximum distance at which the riveter is still audible? (Neglect losses due to energy absorption in the air.)
By how many times must the distance from a point source be increased to reduce the sound intensity by half?
The distance must be doubled to reduce the sound intensity by half. This follows the inverse square law, which states that sound intensity decreases in proportion to the square of the distance from the source.
The pitch of a sound is the distance from the sound source?
The pitch of a sound means the frequency. That stays constant with distance. You mean the sound pressure level that decreases with distance.
What distance is loudness of sound measured?
There is really no standard distance from the sound source where the sound pressure level (SPL) is measured.
Can volcanic eruptions be as loud as a bomb?
The sound of the eruption of Krakatoa travelled for thousands of miles. Far, far louder than any bomb. Never forget to tell the distance of the measuring point from the sound source, because the closer you are to the eyplosion of the bomb or the eruption of the volcano the louder it will be. The sound pressure level decreases by 6 dB per doubling of distance from the source to 1/2 (50 %) of the sound pressure initial value. The sound pressure decreases inversely as the distance increases with 1/r from the sound source.
Decibels in ear?
Never forget to tell the distance of the measuring microphone (at the place of your ear), from the the sound source because the closer you are to the sound source the louder it will be.The sound pressure level decreases by 6 decibels per doubling of distance from the source to 1/2 (50 %) of the sound pressure initial value.The sound pressure decreases inversely as the distance increases with 1/r from the sound source.
Why does sound become fainter as the distance from the source increases?
Sound becomes fainter as distance from the source increases due to the spreading out of sound waves in all directions. This causes the energy of the sound waves to be distributed over a larger area, resulting in less intensity and lower volume at a greater distance from the source.
What is the relationship between sound intensity and distance?
The relationship between sound intensity and distance is that sound intensity decreases as distance from the sound source increases. This is because sound waves spread out as they travel, causing the intensity of the sound to decrease with distance.
The loudness of sound can be changed by?
adjusting the amplitude of the sound wave, increasing or decreasing the energy of the sound source, or changing the distance between the listener and the source of the sound.
What is the relationship between the distance from the source and loudness?
The relationship between distance from the source and loudness is that as distance increases, the sound intensity decreases, resulting in lower perceived loudness. This follows the inverse square law, meaning that the sound intensity is inversely proportional to the square of the distance from the source.
What distance is the sound intensity level 25dB?
Sound intensity level is measured in decibels (dB) and does not directly correspond to a distance. The sound intensity level only quantifies the power of sound. The distance at which a specific sound intensity level of 25 dB would be heard depends on various factors such as the surroundings, obstacles, and the characteristics of the sound source.
How loud is 10W?
The effect of the sound pressure on your ears depends on the distance to the sound source.
