Lecture 21 of the NPTEL course on "Noise Control in Mechanical Systems", explores the impact of noise on human health with a focus on quantitative methods and practical applications. Key topics covers in this lecture includes effects of noise on hearing, grading hearing impairment, calculating percentage hearing handicap, and speed audiometry, all demonstrated through detailed numerical examples.

Stay tuned as we uncover more about noise control techniques in upcoming lectures.

Course Name: "Noise Control In Mechanical Systems"

Course Instructor:
Prof. Sneha Singh
Department of Mechanical & Industrial Engineering,
Indian Institute of Technology, Roorkee.

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