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Physics, 22.06.2019 09:00, rhettperkins
One form of energy can be another type of energy. a. created to form b. transformed into c. destroyed and then created to form
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An electromagnet is a device in which moving electric chargers in a coil of wire create a magnet. whats one advantage of using electromagnetic in devices
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Physics, 22.06.2019 16:50, justkevin1231
Aresistor with an unknown resistance is connected in parallel to a 9 ω resistor. when both resistors are connected in parallel to an emf source of 21 v, the current through the unknown resistor is measured with an ammeter to be 4 a. what is the resistance of the unknown resistor? answer in units of ω.
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Which would have more volume, 1 kg of lead or 1 kg of copper? And EXPLAIN how you can tell.
Pls an...
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