Q1. A non-periodic composite signal contains frequencies from 15 to 50 KHz. The peak amplitude is 20 V for the lowest and the highest signals and is 40 V for the 30-KHz signal. a. What is a non-periodic composite signal? b. What is the bandwidth of this signal? c. Assuming that the amplitudes change gradually from the minimum to the maximum and then maximum to the minimum draw the frequency spectrum.

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Q: b- What is the minimum sampling frequency in hertz for the following signal x(t)=sin(4041t).

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