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Phonetics

1.Introduction2.Phoneticsa.Articulatory

phonetics( voiced/voiceless soundsPlace of articulation)b. Acoustic phoneticsc. Auditory phonetics

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1.introduction:- Cough – pharmacy – sigh – know – car

- What is phonetics?Phonetics is the general study of the characteristics of speech sounds.

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Phonetics

Phoneti

cs

Articulatory phonetics

Acoustic phonetics

Auditory phonetics

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Articulatory phonetics: the study of how speech sounds

are made or articulated.Acoustic phonetics: the study of the physical properties of

speech as sound waves in the air.

Auditory phonetics: deals with the perception, via the air, of

speech sounds.

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Voiced and voiceless sounds:1. Voiceless: When the vocal

cords are spread apart, the air from the lungs passes between them unimpeded.

2. Voiced: When the vocal cords are drawn together, the air from the lungs repeatedly pushes them apart as it passes through, creating a vibration effect.

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Place of articulation:

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Place of articulation:1. Bilabials2. Labiodentals3. Dentals4. Alveolars5. Palatals6. Velars7. Glottals

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Place of articulation:1. BilabialsThe sounds that are formed using both (bi) upper and lower lips (labia).

Pat – batMatway

[p] voiceless [b] voiced [m] voiced [w]

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Place of articulation:2. Labiodentals:The sounds that are formed using the upper teeth and the lower lip.

Fat - vatSafe – save

[f] voiceless [v] voiced

*photo - cough

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Place of articulation:3. Dentals The sounds that are formed with the tongue tip behind the upper front teeth.

thin – bathThere - feather

[ ] (theta) voiceless [ ] (eth) voiced

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Place of articulation:4. Alveolars The sounds that are formed with the front part of the tongue on the alveolar ridge.

Top – dipSit – zoo

NutLap

Write [t] voiceless [d] voiced[s] voiceless [z] voiced[n] voiced

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Place of articulation:5. Palatals The sounds that are produced with the tongue and the palate.

Shout – childTreasure – pleasure

Joke - gem [ ] [ ] both voiceless[ ] voiced[ ] voiced* Judge - george

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Place of articulation:6. Velars The sounds that are produced with the back of the tongue against the velum.

Kid - gosing

[ k ] voiceless [ g ] voiced[ ] (angma) voiced[ ] voiced

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Place of articulation:7. Glottals The sound that is produced without the active use of the tongue and other parts of the mouth.

house [ h] voiceless

* Who - whose

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