You have been given the circuit in the image. . The switch was closed a long time ago and the capacitor was also fully charged. After the switch is opened the potential difference across the capacitor decreases to 25 percent of its initial value after:
You have been given the circuit in the image. . The switch was closed a long time ago and the capacitor was also fully charged. After the switch is opened the potential difference across the capacitor decreases to 25 percent of its initial value after:
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You have been given the circuit in the image. . The switch was closed a long time ago and the capacitor was also fully charged. After the switch is opened the potential difference across the capacitor decreases to 25 percent of its initial value after:
A) 0.46s
B) 1.7s
C) 2.2 s
D) 2.8s
E) 3.3s
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