Design and development of an air tight attachment

• المؤلف الرئيسي: Tan, Sandy Si Ning
• مؤلفون آخرون: Lye Sun Woh
• التنسيق: Final Year Project
• اللغة: English
• منشور في: 2015
• الموضوعات: DRNTU::Engineering::Mechanical engineering
• الوصول للمادة أونلاين: http://hdl.handle.net/10356/63618

Experiment was carried out to determine which hybrid material has the highest sound reduction. Specimens were saw and slotted on to the test rig that demonstrates as ear. The test rig was built to insulate sound from all directions except on the face where the specimen was slotted. Thicknesses of sp...