Mathematics, 17.02.2020 21:04, castroarlety
Receiver A detects a sound level of 75 dB at a distance of 25 m from a speaker, which emits sound equally in all directions. Receiver B detects a sound level of 55 dB from the same speaker. How far is receiver B from the speaker?
Answers: 3
Mathematics, 21.06.2019 23:30, onepunchman20
What is the volume of a rectangular crate that has dimensions 9 inches by 9 inches by 1 feet? 1,458 in.3 121.5 in.3 1,012.5 in.3 36 in.3
Answers: 1
Mathematics, 22.06.2019 00:40, leannaadrian
If a distance of 75 yds is measured back from the edge of the canyon and two angles are measured , find the distance across the canyon angle acb = 50° angle abc=100° a=75 yds what does c equal?
Answers: 1
Receiver A detects a sound level of 75 dB at a distance of 25 m from a speaker, which emits sound eq...
Mathematics, 14.02.2020 04:08