All engines operate at less than 100 percent efficiency because they what
heat.
conduct<...
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Explain why electric current cannot exist if a current doesn't have a voltage source.
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The combining of light nuclei is called blank. blank as in not actually blank. you know what im tryin to say.
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Two pans of a balance are 24.1 cm apart. the fulcrum of the balance has been shifted 1.33 cm away from the center by a dishonest shopkeeper. by what percentage is the true weight of the goods being marked up by the shopkeeper? assume the balance has negligible mass. answer in units of %.
Answers: 1
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