1.

three identical capacitors of capacitance c are connected in series and then the first and the last conductors of the combination are connected to earth. a charge q is communicated to the second conductor of first capacitor. what will be the potential of this conductor ?

Answer»

Answer:

Explanation:

The answer must be zero potential.

We KNOW that the 3 capacitors are CONNECTED in series, hence the potential of the capacitors should be different but CHARGE should be same. As same charge is going through the capacitors then the 3 will have equal charge distribution.

Since, the 1ST and the last capacitors are connected to zero potential hence the NET charge in the capacitors also becomes zero.



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