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Analisis Rangkaian Elektrik - Ee-cafe.org

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Bentuk gelombang−1000t[ e ] u(t)v(t)= 10→V( ω)=10jω + 1000Energi total :2∞1 ∞ ⎡ 100 ⎤ 100 −1ωW1Ω = ⎢tan0 2 6 ⎥ ω =π ∫d⎣ω+ 10 ⎦ π(1000)100001 ⎡π⎤ 1= 0 = J10⎢ −π 2⎥⎣ ⎦ 20Misalkan lebar pita yang diperlukan untuk memperoleh 90% energiadalah β, maka2β1 β⎡100 ⎤ 100 −1ωW90%= ⎢tan0 2 6 ⎥ ω =π ∫d⎣ω+ 10 ⎦ π(1000)100001 −1β= tan10π1000Jadi1 −19tan1 ββ ⎛ π ⎞⇒= 0.9 × ⇒ = tan⎜⎟10π1000 20 1000 ⎝ 20 ⎠⇒ β = 6310 rad/s231

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