complete solutions 2024
Humans jwith jnormal jhearing jrange jcan jperceive jfrequencies jfrom jaround: j-
jANS✓✓-20-20,000 jHz
The jbest jexample jfor jan japeriodic jsound jis j- jANS✓✓-an jexplosion
A jspectrogram jdirectly jshows jthe jfollowing jacoustic jparameters jof ja jsound" j-
jANS✓✓-amplitude, jfrequency, j& jtime
The jproduction jof j/p/ jas jin j"poet" jwould jprovide jsound jthat j: j- jANS✓✓-is
jcomplex japeriodic
Voiceless jfricatives jare j- jANS✓✓-aperiodic jcomplex jcontinuous jsounds
Reverberation jis: j- jANS✓✓-multiple jor jcontinuous jreflections jof jsound
The joverall jspectrum jof jspeech jis jcomposed jof jacoustical jenergy jfrom
japproximately: j- jANS✓✓-50-10,000 jHz
The jintensity jlevel jof jnormal jconversation jis jabout: j- jANS✓✓-45-60 jdB
Among jthe jfollowing jspeech jsounds, jwhich jone jhas jthe jhighest jfrequency
jcomponents? j- jANS✓✓-/s/
Based jon jyour joverall jknowledge jof jvocal jtract jresonance, jyou jwould jbe
jcorrect jin jsaying: j- jANS✓✓-children jhave jhigher jresonant jfrequencies jthan
jwomen
The jlowest jfrequency jwith jthe jhighest jamplitude jproduced jin ja jperiodic
jcomplex jsound jis jcalled: j- jANS✓✓-fundamental jfrequency
Whole jnumber jmultiples jof jthe jfundamental jfrequency jare jcalled: j- jANS✓✓-
harmonics
The javerage jFo jof jvoice jof jan jadult jfemale jis jwithin jthis jrange: j- jANS✓✓-175-
250 jHz