(Answered) Please perform a google study and answer the following

Engineering

Please perform a Google study and answer the following questions.

a. What is the sampling rate and data rate of an audio clip stored in a CD? Please explain the technical and historical reasons why such numbers are selected.

b. What is the quantization bit number for a CD audio? Using the CD format, how long of a dual- channel audio clip can be stored in a. 4.7GB DVD?

c. Given a 320kbps MP3 file, can you uniquely determine the sampling rate used to create the file? Please explain your answer.

d. For a two minutes song in a CD, if we would like to encode it into a MP3 file that has a size less than 2MB, which data rate of the MP3 formation will you use? Please explain your answer

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