Connected Capacitors in Parallel
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1. A 4mf and an 8.0mf capacitors are connected in parallel across a 25V battery.Find(a)the equivalent capacitance and (b)the total charge stored on the two capacitors.
2. .Two capacitors of charges Q1 and Q2and different capacitance are charged to the same potential; V . They are then connected by a wire. The resulting potential will be (a) greater than V ( b) less than V (c) equal to V (d)Equal to half of V
3. A 2mf capacitor is charged to a potential of 200V and then isolated.. When it is connected in parallelwith a second capacitor which is initially uncharged, the common potential becomes 40vThe capacitance of the second capacitor is (a) 2mf (b) 4mf (c) 6mf (d) 8mf (e)16mf
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The expert examines connected capacitors in parallel.
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Here are the answers :
Q 1
Since they are in parallel their equivalent capaciance is C = 4 + 8 = 12 Micro ...
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