@Hidjan-Adisucipto-2

Hidjan Adisucipto

2 Questions 7 Answers 0 Followers

Questions related from Hidjan Adisucipto

What is the ideal noise absorber material for room, hall, and auditorium?

The ideal noise absorber material is the high strength, fire resistant, water proof and economical 

01 December 2014 1,429 11 View

Why do porous materials only absorb high frequency noises and not low frequency noises?

Porous materials are the materials that have many pores.

18 December 2013 3,068 6 View

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