subject
Mathematics, 24.04.2021 18:10 amiobidova

Select the correct answer from each drop-down menu. The decibel level of a normal conversation, which has an intensity of 3.2x10-6 watts/m2, is
the sound will be
watts/m2
dB. If the decibel level goes up to 80, the intensity of
B=1010g(1.), where B is the sound level in decibels, l is the intensity of sound you are measuring, and I o is the smallest sound
Use the formula
intensity that can be heard by the human ear (roughly equal to 1x10–12 watts/m2).

ansver
Answers: 2

Another question on Mathematics

question
Mathematics, 21.06.2019 20:30
William invested $5000 in an account that earns 3.8% interest, compounded annually. the formula for compound interest is a(t) = p(1 + i)t. how much did william have in the account after 6 years? (apex)
Answers: 2
question
Mathematics, 22.06.2019 01:00
What is the value of x? assume that the line is tangent to the circle.
Answers: 2
question
Mathematics, 22.06.2019 01:50
According to a study done by de anza students, the height for asian adult males is normally distributed with an average of 66 inches and a standard deviation of 2.5 inches. suppose one asian adult male is randomly chosen. let x = height of the individual. a) give the distribution of x. x ~ b) find the probability that the person is between 64 and 69 inches. write the probability statement. what is the probability?
Answers: 2
question
Mathematics, 22.06.2019 03:30
The length of a rectangular board is 3 feet less than twice its width. a second rectangular board is such that each of its dimensions is the reciprocal of the corresponding dimensions of the first rectangular board. if the perimeter of the second board is one-fifth the perimeter of the first, what is the perimeter of the first rectangular board?  
Answers: 3
You know the right answer?
Select the correct answer from each drop-down menu. The decibel level of a normal conversation, wh...
Questions
question
Mathematics, 18.09.2021 19:00
question
Arts, 18.09.2021 19:00
question
Mathematics, 18.09.2021 19:00
question
Mathematics, 18.09.2021 19:00
Questions on the website: 13722362