Answered: In last week's assignment, you…

Elements Of Electromagnetics

7th Edition

ISBN:9780190698614

Author:Sadiku, Matthew N. O.

Publisher:Sadiku, Matthew N. O.

ChapterMA: Math Assessment

Section: Chapter Questions

Problem 1.1MA

See similar textbooks

Related questions

Concept explainers

Question

In last week's assignment, you calculated mean free path, total absorption, and reverberation time for a room that is 4 m long, 7 m wide, and has a ceiling height of 3 m.

The floor is hardwood, = .15 at 500 Hz.

The walls are gypsum wallboard (GWB), = .30 at 500 Hz.

The ceiling is acoustic ceiling tile (ACT), = .95 at 500 Hz.

1) What is the room constant for this room?

Expert Solution

Step 1

$G i v e n d a t a T h e t o t a l s o u n d a b s o r p t i o n i n a r o o m w i t h H a r d w o o d A r e a A = 28 m^{2} A b s o r p t i o n c o e f f i c i e n t o f h a r d w o o d = 0.15 A C T P r o o f a r e a = 28 m^{2} A b s o r p t i o n c o e f f i c i e n t o f A C T p r o o f = 0.95 G W B w a l l s a r e a = 66 m^{2} G W B w a l l s a b s o r p t i o n c o e f f i c i e n t = 0.3 T o d e t e r m i n e t h e r o o m c o n s \tan t f o r t h e r o o m ?$

Trending now

This is a popular solution!

Step by step

Solved in 3 steps

SEE SOLUTION Check out a sample Q&A here

Knowledge Booster

Learn more about

Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, mechanical-engineering and related others by exploring similar questions and additional content below.

Similar questions