Speech and Voice Science COMD 5070
Unit 1 Exam with Complete Solutions
_______ is a measure of amplitude. - ANSWER-Intensity
A _______ converts electrical energy into acoustic energy. - ANSWER-transducer
A change in movement of the articulators causes a change in the sound's: - ANSWER-
filter
A disordered voice indicates: - ANSWER-disordered vocal fold movement
A Fixed Band Pass filter looks at: - ANSWER-a series of band pass filters, one at a time
A higher sampling rate gives better: - ANSWER-fidelity
Acoustic analysis doesn't reflect the movements that caused the sound in a
____________________ way. - ANSWER-linear
Acoustic power is measured in _______. - ANSWER-watts and describes how energy is
radiated
Acoustic power represents: - ANSWER-the amount of energy transfer in a given amount
of time
Be sure not to clip the signal by: - ANSWER-bringing it in at too high a level
Changes in vocal fold movement cause a change in the sound's: - ANSWER-source
Distorted or imprecise articulation indicates: - ANSWER-abnormal movement of the
articulators
Driving the signal too hard can cause ______________ which causes _____________.
- ANSWER-clipping, noise
From looking at a spectrogram, you can get a _____________ idea of what's going on
in the voice -kind of like looking at an ______________. - ANSWER-qualitative, X-ray
Going from a CD to the speakers is an example of ______________ conversion. -
ANSWER-digital to analog (DAC)
Going from a microphone to a computer is an example of ____________________
conversion. - ANSWER-analog to digital (ADC)
