1 Loudness is determined by the of
vibration.
8. The unit of frequen of is
9 bnwanted Sound is coned
.
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1. Loudness is determined by the amplitude of the sound wave.
8. The unit of frequency is Hertz (symbol is “Hz” ) and is used for number of frequency or vibrations per second.
3. Unwanted sound is known as noise.
8. The unit of frequency is Hertz (symbol is “Hz” ) and is used for number of frequency or vibrations per second.
3. Unwanted sound is known as noise.
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