Just for Number 7 for 50 points
...
Answers: 1
Physics, 22.06.2019 10:00
What is the temperature in degrees celsius of a substance with a tempature of 49k
Answers: 2
Physics, 22.06.2019 13:40
Which of the following is not a transverse wave? a) soundb) lightc) radiod) all of thesee) none of these
Answers: 1
Physics, 22.06.2019 16:50
Two loudspeakers, 5.5 m apart and facing each other, play identical sounds of the same frequency. you stand halfway between them, where there is a maximum of sound intensity. moving from this point toward one of the speakers, you encounter a minimum of sound intensity when you have moved 0.33 m . assume the speed of sound is 340 m/s.part a) what is the frequency of the sound? part b) if the frequency is then increased while you remain 0.21 m from the center, what is the first frequency for which that location will be a maximum of sound intensity? express your answer to two significant figures and include the appropriate units.
Answers: 2
Physics, 22.06.2019 17:20
Scientific models are based on current knowledge, which can limit their effectiveness when new discoveries are made.
Answers: 1
History, 14.01.2021 09:00
Social Studies, 14.01.2021 09:00
Health, 14.01.2021 09:00
English, 14.01.2021 09:00
Mathematics, 14.01.2021 09:00
Mathematics, 14.01.2021 09:00
Mathematics, 14.01.2021 09:00
Biology, 14.01.2021 09:00
History, 14.01.2021 09:00
Mathematics, 14.01.2021 09:00