Question: A 2 5 0 point FFT is used to estimate the freequency spegtrum for a continuous time signal sampled at 5 0 Hz . Calculate

A 250 point FFT is used to estimate the freequency spegtrum for a continuous time signal sampled at 50 Hz . Calculate the DFT index \( k \) corresponding to a signal frequency of 3.0 Hz .
A 2 5 0 point FFT is used to estimate the

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