Chemistry, 18.03.2020 20:32 shaniahharrisoov3lqv

A singer sings a note into a microphone. Which of the parts of the wave would be affected by the microphone and how?
A) D, the frequency would get higher.
B) C, the wavelength would get longer.
C) C and D, the amplitude and wavelength would increase.
D) A, B and D. The amplitude and crest would be higher, while the trough would be lower.

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