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Physics, 29.05.2020 21:01 lsrgb

In timpul functionarii unei prese hidraulice, pistonul mic coboara cu l=40cm. Cu cat urca pistonul mare, daca raportul suprafetelor celor doua pistoane este k=1/80.DAU CORANA VREAU UN RASPUNS RAPID

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In timpul functionarii unei prese hidraulice, pistonul mic coboara cu l=40cm. Cu cat urca pistonul m...

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