4. A dielectric interface is located at x=0 m. Assume region 1 is above the interface, x>0, and region 2 is below the interface, x<0. The relative permittivity in region 1 is e, = 3 and in region 2 is e,= 6. The electric field in region 2 is E,=4a, +5a, +12a, V/m. Find E, and D, in region 1.
4. A dielectric interface is located at x=0 m. Assume region 1 is above the interface, x>0, and region 2 is below the interface, x<0. The relative permittivity in region 1 is e, = 3 and in region 2 is e,= 6. The electric field in region 2 is E,=4a, +5a, +12a, V/m. Find E, and D, in region 1.
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Transcribed Image Text:4. A dielectric interface is located at x =0 m. Assume region 1 is above the interface, x>0, and region
2 is below the interface, x<0. The relative permittivity in region 1 is e, = 3 and in region 2 is
e, = 6. The electric field in region 2 is E, = 4a, +5a, +12a, V/m. Find E, and D, in region 1.
5. A dielectric interface is located at z=0m. Assume region 1 is above the interface, z>0, and region
2 is below the interface, z<0. The relative permittivity in region 1 is , = 4 and in region 2 is
e = 12. The electric flux density in region 1 is D₁ = 4a, -8a, +10a, C/m². Find E, and D, in
region 2.
6. A perfectly conducting surface resides in a dielectric with relative permittivity , = 5.The electric
field at a point P on the interface is E=4a, -5a, +3a, V/m. Find the surface charge density p, at
the point.
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