Physics, 23.06.2021 06:40 creepycrepes
Children make toy telephones by sticking each end of a long string through a hole in the bottom of a paper cup and knotting it so it will not pull out. When the spring is pulled taut, sound can be transmitted from one cup to the other. How does this work? Why is the transmitted sound louder than the sound traveling through air for the same distance?
Answers: 2
Physics, 23.06.2019 02:30
Acircular ring of charge with radius b has total charge q uniformly distributed around it. what is the magnitude of the electric field at the center of the ring? 0 keq/b2 keq2/b2 keq2/b none of these answers
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Physics, 23.06.2019 11:10
If an object is thrown in an upward direction from the top of a building 1.6 x 102 ft. high at an initial velocity of 21.82 mi/h, what is its final velocity when it hits the ground?
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Physics, 23.06.2019 11:30
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Physics, 23.06.2019 19:30
Luis is installing some 12-gage wire. how much resistance will there be throughout a distance of 400 feet?
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