Lecture 46 of the NPTEL course on "Noise Control in Mechanical Systems", introduces acoustic metamaterials, including their working principles and classification. It emphasizes the limitations of existing materials as well as the effect of bulk acoustic properties in advanced sound control.

Stay tuned as we uncover more about noise control and metamaterial 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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