Please answer if you can.
...
Answers: 1
Mathematics, 21.06.2019 13:30, love0000
The decibel level of sound is 50 db greater on a busy street than in a quiet room where the intensity of sound is watt/m2. the level of sound in the quiet room is db, and the intensity of sound in the busy street is watt/m2. use the formula , where is the sound level in decibels, i is the intensity of sound, and is the smallest sound intensity that can be heard by the human ear (roughly equal to watts/m2).
Answers: 1
Mathematics, 21.06.2019 22:30, dancer4life5642
Question 3(multiple choice worth 1 points) use the arc length formula and the given information to find r. s = 16 cm, ΞΈ = 48Β°; r = ? sixty divided by pi cm thirty divided by pi cm one third cm one hundred twenty divided by pi cm
Answers: 1
Mathematics, 31.08.2019 04:30
Mathematics, 31.08.2019 04:30
English, 31.08.2019 04:30
Social Studies, 31.08.2019 04:30