the large,flat piece of wood within a piano serves the same purpose as(a)a bamboo reed(b)a set of wooden drum sticks(c)a guitar
2 answers:
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Answer:
(a) A = 1 mm
(b)
(c)
(c) The formula for the maximum acceleration is given by
[tex]a_{max}=606.4 m/s^{2}/tex]
Answer:
D. 4000 km
Explanation:
f = Frequency of wave that is being transmitted = 76 Hz
= Wavelength of wave that is being transmitted
v = The velocity of electromagnetic waves through air =
Velocity of a wave is given by
Hence, the approximate wavelength of the waves is 4000 km