
Bel
Sound Measurement
Bel is rarely used alone; its decimal subdivision 'decibel' is more common for measuring sound.

Her piano playing peaked at 70 decibels, not bels.
Technical Context
Use 'bel' in technical or scientific discussions about acoustics or electronics.

The signal-to-noise ratio is often measured in bels.
Practical Scale
Understand 'bel' as a logarithmic scale; each increase of 1 bel means a sound is ten times louder.

A rock concert can be 3 to 4 bels louder than a vacuum cleaner.
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Unfortunate
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