Browsing RISTCON 2018 by Author "Bodhika, J.A.P."

Browsing RISTCON 2018 by Author "Bodhika, J.A.P."

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  • Hearing threshold shift of workers in metal quarries and crushers due to high occupational noise exposure 
    Sethunga, S.M.N.; Abeysuriya, U.; Bodhika, J.A.P.; Dharmaratne, W.G.D.; Wickramasinghe, S.A. (Faculty of Science, University of Ruhuna, Matara, Sri Lanka, 2018-02-15)
    Occupational noise causes both auditory and non-auditory health effects. This study is focused on the variation of hearing threshold level of a sample of workers as Metal Crushers (MC) and Metal Quarries (MQ) at eleven ...
  • Identification of Gender from Acoustic characteristics of Sinhala vowels 
    Weerarathna, K.A.P.; Bodhika, J.A.P.; Jayasekara, L.A.L.W.; Wicramasinghe, A. (Faculty of Science, University of Ruhuna, Matara, Sri Lanka, 2018-02-15)
    Speech is a pressure wave generated in air. When air is pushed through the vocal folds with sufficient pressure, the vocal fold vibrates and produces voice with the help of articulators. Inside the vocal tract, air is ...
  • Traffic volume pattern and its correlation to traffic noise in Matara city 
    Amarasingha, N.D.; Darshana, I.; Abeyratne, M.K.; Bodhika, J.A.P.; Dharmaratna, W.G.D. (Faculty of Science, University of Ruhuna, Matara, Sri Lanka, 2018-03-15)
    Traffic congestion is becoming a serious problem in main cities in Sri Lanka and is rapidly increasing. Hourly traffic volume pattern and noise levels close to Matara Post Office on the Matara – Tangalle road are surveyed ...
  • Traffic volume pattern and its correlation to traffic noise in Matara city 
    Amarasingha, N.D.; Darshana, I.; Abeyratne, M.K.; Bodhika, J.A.P.; Dharmaratna, W.G.D. (Faculty of Science, University of Ruhuna, Matara, Sri Lanka, 2018-02-15)
    Traffic congestion is becoming a serious problem in main cities in Sri Lanka and is rapidly increasing. Hourly traffic volume pattern and noise levels close to Matara Post Office on the Matara – Tangalle road are surveyed ...

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