Mathematics, 31.08.2019 22:50 melissa578
4) the intensity i of a sound (in watts per square meter) varies inversely with the square of the distance d (in meters) from the sound's source. at a distance of 2 meters from the stage, the intensity of the sound at a shostakovich opera is about 12 watts per square meter. what is the intensity of the sound, rounded to the nearest hundredth, you hear if you are sitting 15 meters from the stage?
Answers: 1
Another question on Mathematics
Mathematics, 21.06.2019 20:00
Compare the following pair of numbers a and b in three ways. a. find the ratio of a to b. b. find the ratio of b to a. c. complete the sentence: a is percent of b. a=120 and b=340 a. the ratio of a to b is . b. the ratio of b to a is . c. a is nothing percent of b.
Answers: 1
Mathematics, 21.06.2019 21:30
Helll ! 1,400 tons of wheat of two different varieties was delivered to the silo. when processing one variety, there was 2% of waste and 3% during the processing of the second variety of wheat. after the processing, the amount of remaining wheat was 1,364 tons. how many tons of each variety of wheat was delivered to the silo?
Answers: 1
Mathematics, 21.06.2019 22:00
1) prove that 731^3−631^3 is divisible by 100 2) prove that 99^3−74^3 is divisible by 25
Answers: 2
Mathematics, 22.06.2019 00:30
Roy has 4 1/2 pizzas for the soccer team to split after the game. if each member is going to get 1/2 of a pizza, how many players are on the soccer team
Answers: 1
You know the right answer?
4) the intensity i of a sound (in watts per square meter) varies inversely with the square of the di...
Questions
Biology, 20.09.2020 04:01
Mathematics, 20.09.2020 04:01
Biology, 20.09.2020 04:01
Mathematics, 20.09.2020 04:01
Mathematics, 20.09.2020 04:01
Mathematics, 20.09.2020 04:01
Chemistry, 20.09.2020 04:01
Mathematics, 20.09.2020 04:01
Mathematics, 20.09.2020 04:01
Business, 20.09.2020 04:01
