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Confidence votes 4.9K. No, 10 dB is perceived to be twice as loud, and requires 10 times the power. Doubling of the volume (loudness) should be perceived by a level difference of 10 dB â psychoacousticians say.Doubling the sound pressure (voltage) level corresponds to a measured level change of 6 dB.Doubling of acoustic power (sound intensity) level corresponds to a calculated level change of 3 dB.4 decibels is about as loud as sitting 8 to 10 feet away from stereo speakers. 74 decibels is almost the same as the sound of a washing machine it is just 1 decibel higher.
To put it simply, this means that an increase of 10 decibels means the sound is ten times louder. So a noise measurement of 80 dB is ten times louder than a sound measured at 70 dB! As a frame of reference, here are the decibel levels of sounds you may encounter in your everyday life.0-30 dB, Very Faint.Most human adults cannot hear sounds below 0 decibels.Most sound in this range is almost inaudible.o a noise measurement of 80 dB is ten times louder than a sound measured at 70 dB! As a frame of reference, here are the decibel levels of sounds you may encounter in your everyday life. 0-30 dB, Very Faint. Most human adults cannot hear sounds below 0 decibels. Most sound in this range is almost inaudible.