lifeoflashay8342 lifeoflashay8342

15-12-2022
Engineering

contestada

if the the noise level from a compressor is 83.98 dba with a controlling frequency of 900 hz, measured at 200 ft from the source, if you placed a wall 20 ft high, 15 ft away from the source, what is the new spl in dba?

Respuesta :

Otras preguntas

31/7 as a mixed number

Eukaryotes are different from prokaryotes because eukaryotes A. are much smaller. B. have permeable membranes. C. reproduce more frequently. D. have nuclei.

Why three prime numbers equal 30

The three fifths compromise was included in the U.S. constitution in order to resolve a conflict over the-

0.48m divided by 8 equals

Semantics of “on” versus “in”

Why did Austronesian/Polynesian people not colonize Australia?

Which words in the sentence make up the verb phrase? Jamie and Juan will race their bikes this weekend. a. will race b. Jamie and Juan c. this weekend d. their

31/7 as a mixed number

Finnegan needs average of 70 on four tests in science to make the honour roll. What is the lowest score he can receive on the fourth test if his first three sco