Mathematics, 28.01.2021 16:30 klaw3126
He loudness, L, measured in decibels (Db), of a sound intensity, I, measured in watts per square meter, is defined as L = 10 log StartFraction I Over I 0 EndFraction, where I 0 = 10 Superscript negative 12 and is the least intense sound a human ear can hear. Jessica is listening to soft music at a sound intensity level of 10-9 on her computer while she does her homework. Braylee is completing her homework while listening to very loud music at a sound intensity level of 10-3 on her headphones. How many times louder is Braylee's music than Jessica's?
Answers: 3
Mathematics, 21.06.2019 18:30, veheca
According to the 2008 u. s. census, california had a population of approximately 4 × 10^7 people and florida had a population of approximately 2 × 10^7 people. which of the following is true? a. the population of florida was approximately two times the population of california. b. the population of florida was approximately twenty times the population of california. c. the population of california was approximately twenty times the population of florida. d. the population of california was approximately two times the population of florida.
Answers: 1
Mathematics, 21.06.2019 21:10, Marshmallow6989
Patty made a name tag in the shape of a parallelogram. reilly made a rectangular name tag with the same base and height. explain how the areas of the name tags compare.
Answers: 2
Mathematics, 22.06.2019 00:30, anitadefrances
What is the perimeter of an equilateral triangle if each side is (x+3)?
Answers: 1
He loudness, L, measured in decibels (Db), of a sound intensity, I, measured in watts per square met...
Mathematics, 14.12.2020 05:20
Mathematics, 14.12.2020 05:20
Mathematics, 14.12.2020 05:20
English, 14.12.2020 05:20
History, 14.12.2020 05:20
Mathematics, 14.12.2020 05:20