Physics, 11.05.2021 01:30 srutkowske1489
How does the intensity of a sound wave change if the distance from the
source is increased by a factor of 3?
O A. The intensity decreases by a factor of 3.
O B. The intensity decreases by a factor of 9.
O c. The intensity increases by a factor of 9.
O D. The intensity increases by a factor of 3.
Answers: 1
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Physics, 22.06.2019 12:00
Aboat radioed a distress call to a coast guard station. at the time of the call, a vector a from the station to the boat had a magnitude of 45.0 km and was directed 15.0Ā° east of north. a vector from the station to the point where the boat was later found is = 30.0 km, 15.0Ā° north of east. what are the components of the vector from the point where the distress call was made to point where the boat was found? in other words, what are the components of vector c = b - a?
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Does heating a metal wire increase or decrease its electrical resistance? why?
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Physics, 22.06.2019 20:00
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How does the intensity of a sound wave change if the distance from the
source is increased by a fa...
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