A 3 micro Faraday capacitor is connected closing a switch to a supply of 100 V through 1 milli ohm series resistance. Calculate

1 the time constant

2 initial charging current

3 the initial rate of rise of p.d across the caps

4 Voltage across the capacitor 6 second,after the switch has been closed

5 the time taken for the capacitor to be fully charged.
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