A signal generator, amplifier and loudspeaker are used to create different sound waves in the air within a room. The links between the properties of these waves are examined. Which relationship is incorrect?
- AAmplitude is proportional to wavelength.
- BFrequency is inversely proportional to wavelength.
- CIntensity is proportional to amplitude squared at a given frequency.
- DPeriod is equal to the reciprocal of frequency.