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digital electronics multivibrators and 555 timer
1. A 22-k resistor and a 0.02-F capacitor are connected in series to a 5-V source. How long will it take the capacitor to charge to 3.4 V?
(A): 0.44 ms
(B): 0.501 ms
(C): 0.66 ms
(D): 0.70 ms
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