A parallel plate capacitor is made by stacking n equally spaced plates connected alternatively. If the capacitance between any two adjacent plates is C then the resultant capacitance is

(a) C 

(b) nC

(c) (n – 1)C 

(d) (n + 1)C

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1 Answers

(c) : n plates connected alternately give rise to (n – 1) capacitors connected in parallel
Therefore, Resultant capacitance = (n – 1)C.

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