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A capacitor is made of a flat plate of a...

A capacitor is made of a flat plate of area A and B second plate having a stair-like structure as shown in. The area of each stair is `A//3`, and the height is
d. Find the capacitance of this arrangement.
.

A

`(2 A in_0 )/( 3 (d+b ))`

B

`(A in_0 (3 d^2 + 6bd +2 b^2))/( 3d ( b +d ) ( d + 2b))`

C

`( A in_0 (d^2 + 2bd + b^2))/( 3d ( d+b) (d +2b ))`

D

`(2 A in_0 (d^2 +2bd +b^2 ))/( 3d ( d+b) (d+ 2b))`

Text Solution

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The correct Answer is:
B
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AAKASH SERIES-APPENDICES ( REVISION EXERCISE )-REVISION EXERCISE (ELECTRIC POTENTIAL & CAPACITANCE )
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