7.Consider sound dB level is increased from 70 dB to 83 dB, what is the intensity increased? Take the ratio of hlI1 =? 8.Consider a speaker is heard from a distance of l O meters, the sound level is 20 dB, what will the dB level be if youmoved to 50 meters away?
Interference of sound
Seiche
A seiche is an oscillating standing wave in a body of water. The term seiche pronounced saysh) can be understood by the sloshing of water back and forth in a swimming pool. The same phenomenon happens on a much larger scale in vast bodies of water including bays and lakes. A seizure can happen in any enclosed or semi-enclosed body of water.
NEED HELP WITH 7 and 8
Consider a concert grand piano, the bass string is 9 ft Jong with a mass of 50 grams. When it is tensioned up to 80 lbs,
5. what is the transverse wave velocity along the string? 1 m = 3 .28 ft, l lb = 4.45 Newtons. Answer 140.63
6.Still refers to the bass string, what is the fundamental frequency under .80 lb of tension? Answer 25.47
7.Consider sound dB level is increased from 70 dB to 83 dB, what is the intensity increased? Take the ratio of hlI1 =?
8.Consider a speaker is heard from a distance of l O meters, the sound level is 20 dB, what will the dB level be if youmoved to 50 meters away?
Trending now
This is a popular solution!
Step by step
Solved in 3 steps with 4 images
