National Putonghua Proficiency Test Practice Questions - National Putonghua Proficiency Test (国家普通话水平测试, PSC) Exam

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Which acoustic and aerodynamic parameter differentiates the unaspirated plosives/affricates (b, d, g, j, z, zh) from their aspirated counterparts (p, t, k, q, c, ch) in Standard Putonghua?

Vocal cord vibration duration (voicing), as unaspirated consonants are fully voiced throughout closure. Voice Onset Time (VOT) and the volume/intensity of airflow released immediately following the release of the oral occlusion. The vertical displacement of the larynx into the pharyngeal cavity during consonant closure. The nasal resonance produced by lowering the velum during consonant release.

Correct Answer:

Voice Onset Time (VOT) and the volume/intensity of airflow released immediately following the release of the oral occlusion.

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