Fourier Transform
6 practice questionsSignals & SystemsStep-by-step solutions
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1
The Fourier transform represents a signal in terms of its:
A.Time samples
B.Frequency components
C.Probability distribution
D.Spatial coordinates
2
The Nyquist sampling theorem states that to reconstruct a signal, the sampling rate must be at least:
A.Equal to the highest frequency
B.Twice the highest frequency component
C.Half the highest frequency
D.Any rate
3
Sampling a signal below the Nyquist rate causes:
A.Amplification
B.Aliasing (frequency overlap/distortion)
C.Perfect reconstruction
D.Phase delay only
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