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MariettaO [177]
3 years ago
5

How are CD's recorded? Using digital technology using analog technology

Physics
2 answers:
alex41 [277]3 years ago
5 0
I think analog but I could be wrong
umka21 [38]3 years ago
3 0

Answer:

its digital technology

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A sound wave has a frequency of 425 Hz. What is the period of this wave
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Explanation:

Frequency of the wave = 425 Hertz =425 sec^{-1}

\text{Time period}=\frac{1}{Frequency}

\text{Time period}==\frac{1}{425 sec^{-1}}=0.0023 sec

The time period of the given wave with frequency of 425 Hertz is 0.0023 seconds.

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