Is teleohone a loud or soft sound??
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Explanation:
Loudness is measured in decibels (dB). ... That means an 80-dB sound (a vacuum cleaner) is 10 times louder than a 70-dB sound (a telephone ringing) and 100 times louder than a 60-dB sound (normal conversation).
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Loudness is measured in decibels (dB). ... That means an 80-dB sound (a vacuum cleaner) is 10 times louder than a 70-dB sound (a telephone ringing) and 100 times louder than a 60-dB sound (normal conversation).
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