Physics, 30.01.2020 01:01 AnaiyaKirksey8
An automobile owner notices that when her car is outfitted with a muffler, the sound from the exhaust pipe is much quieter than without the muffler. when she asks her automobile technician about how a muffler works, he explains that a muffler is a device that matches the sound coming down the exhaust pipe but with waves out of phase from the pipe. what phenomenon is the automobile noticing and the technician describing?
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The ph is the a.independent variable b.the dependent variable c.control group
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According to an observer on earth, planet x is stationary. maria and samir depart earth on their spaceships at the same time, each flying at 0.5c. maria flies toward planet x and samir flies in the opposite direction. according to maria, her voyage to planet x takes 9 years. how many years does maria's voyage take according to samir?
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Physics, 22.06.2019 19:50
State the below theories and give the name of the writer of the theory 1. wave theory 2. quantum theory 3. corpuscular theory 4. electromagnetic theory
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An automobile owner notices that when her car is outfitted with a muffler, the sound from the exhaus...
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