Region 1 (x 0) is a dielectric with r1 = 2, while region 2(x <
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Region 1 (x ≥ 0) is a dielectric with ∈r1 = 2, while region 2(x < 0) has ∈r2 = 5. Let E1 = 20ax − 10ay + 50az V/m.
(a) Find D2.
(b) Find the energy density in both regions.
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