Psychoacoustics Final Exam | 115 Questions with 100% Correct Answers | Updated & Verified | 22 Pages

Which of the following best describes the relationship between time and frequency representations of a pure tone signal? a) Multiplicative b) logarithmically related c) inverses of one another d) additive e) related by power law - ANS - Inverses of one another One complete cycle of a sinusoidal wave represents a) a frequency of 1000Hz b) a 360-degree phase change c) two wavelengths d) a half-period e) compression - ANS - a 360-degree phase change A sine wave that has a frequency of 200Hz has a period of a) .2 seconds b) .002 seconds c) .02 seconds d) .005 seconds e) .05 seconds - ANS - .005 seconds We use a Fourier analysis to a) Measure the amplitude of a waveform at each frequency b) Decompose a periodic signal into component sinusoids c) Produce a plot of the frequencies that are present in the signal