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If a machine multiplies force by a factor of 4, what other quantity is diminished, and by how much?
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Cathy is pedaling down a steep hill on her bicycle and wants to be able to coast up the next hill, which is 25 meters high, without pedaling. cathy and her bicycle have a mass of 75 kg. assuming her bicycle is 100% efficient, what would her speed have to be?
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When is a current produced? when the terminals of an electrochemical cell are connected by a wire if the electric circuit is opened in an electrochemical cell if the electrolyte is removed from an electrochemical cell when the electrodes are reversed in an electrochemical cell
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Amagnetic field applies forces on: a)static chargesb)moving chargesc)water flow
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If a machine multiplies force by a factor of 4, what other quantity is diminished, and by how much?...
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