show me all show me all formulas of chapter sound in class 9th
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Frequency = No. Of oscillations/ Time
Time Period = Time / Oscillations
Frequency = 1/ Time Period
Wave speed = Frequency * Wavelength
Intensity of sound = Power / Area
= Sound Energy / Area * Time
Echo time duration = 2d/v.
Hope it's helpful to u.
Time Period = Time / Oscillations
Frequency = 1/ Time Period
Wave speed = Frequency * Wavelength
Intensity of sound = Power / Area
= Sound Energy / Area * Time
Echo time duration = 2d/v.
Hope it's helpful to u.
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