When the C3 key on a piano keyboard is pressed, a string inside the piano
is struck by a hamme...
When the C3 key on a piano keyboard is pressed, a string inside the piano
is struck by a hammer and begins vibrating back and forth at
approximately 130 cycles per second. a. What is the frequency in Hertz of
the sound wave?
__b. Assuming the sound
wave moves with a velocity of 345 m/s, what is the wavelength of the
wave?
Answers: 3
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