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Camera flashes charge a capacitor to high voltage by switching the current through an inductor on and off rapidly. In what time must a

Camera flashes charge a capacitor to high voltage by switching the current through an inductor on and off rapidly. In what time must a current of 0.192 A through a 1.84 mH inductor be switched on or off to induce a 360 V emf? Give your answer in units of us.

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