The charging circuit for the flash system of a camera uses

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The charging circuit for the flash system of a camera uses a 110*10^-6 F capacitor that is charged from a 240 V power supply. What is the most resistance that can be in series with the capacitor if the capacitor is to charge to at least 87% of its final voltage in no more than 8.0s ?

Reference no: EM13619417

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