Observing Frequent Use of Vowels with Symbols /Ʌ/ and /ə / in Language Acquisition among Children from 18-36 Months Old

At the young age what types of vowels are acquired by children has been matter of thrill and inquisitiveness, not only in Urdu but almost in all languages of the world. It is also significant to understand what acquisition of vowel what additionally contributes to in regard of language acquisition. Few researches have been conducted carrying the same idea but current research used an acoustic analysis to find out the reality. A purposive sample having 4 children was noticed. The age of first child was 18 months, while the second child was 24 months old; the next child was 6 months older than the age of the third child. It was ensured that parents of different participants must use Urdu in their day to day talk rather than English or Punjabi. Almost three minute speech of each child was recorded by software Praat using Android mobile phone. Later, all recorded data of acquired phonemes in L1of each child was segregated from consonants to testify vowels. While acoustic analysis, dark bands were focused as normally this sort of band gave clues of vowels. Voice of each acquired vowel was testified by British Council English Phonemic Chart. Minute observation between acquired vowel of each child and British Council Phonemic Chart helped in organisation of data. In addition to it, F1, F2 and F 3 were also recorded justifying tongue position and lips movement. All data was organised in tables child wise. Results were discussed in detail. Finally, it was suggested that sample used short vowels at all given time span.