A capacitor is made of two square plates each of side ‘ $a$ ’ making a very small angle $α$ between them, as shown in figure. The capacitance will be close to:

Question

A capacitor is made of two square plates each of side ‘ a ’ making a very small angle α between them, as shown in figure. The capacitance will be close to:

TestHub · Accepted Answer

d c = ∈ 0 a d x d + α x ⇒ c = ∈ 0 a α I n d + α x 0 a = ∈ 0 a α I n 1 + α a d ≈ ∈ 0 a 2 d 1 - α a 2 b

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