2) In figure, a solid dielectric sphere of radius a = 2 cm, whose center is at the origin of the coordinate system, is concentric with a spherical conductor shell of inner radius b = 4 cm and outer radius c = 5 cm. The dielectric sphere with & = 5 has net charge of Qi= +15 pC with uniform volume charge density. The conducting shell has total net charge of Q2 =-10 pC. The medium except conductor and dielectric is free-space. a) Sketch the free charge distributions on the figure by indicating relevant total charges and surfaces/volumes. b) Find the magnitude of electric field intensity at the regions of c

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2) In figure, a solid dielectric sphere of radius a = 2 cm, whose
center is at the origin of the coordinate system, is concentric with
a spherical conductor shell of inner radius b = 4 cm and outer
radius c = 5 cm. The dielectric sphere with & = 5 has net charge
of Qi= +15 pC with uniform volume charge density. The
conducting shell has total net charge of Q2 =-10 pC. The medium
except conductor and dielectric is free-space.
a) Sketch the free charge distributions on the figure by indicating relevant total charges and
surfaces/volumes.
b) Find the magnitude of electric field intensity at the regions of
c <R
• b<R<c
• a<R<b
• R<a
Transcribed Image Text:2) In figure, a solid dielectric sphere of radius a = 2 cm, whose center is at the origin of the coordinate system, is concentric with a spherical conductor shell of inner radius b = 4 cm and outer radius c = 5 cm. The dielectric sphere with & = 5 has net charge of Qi= +15 pC with uniform volume charge density. The conducting shell has total net charge of Q2 =-10 pC. The medium except conductor and dielectric is free-space. a) Sketch the free charge distributions on the figure by indicating relevant total charges and surfaces/volumes. b) Find the magnitude of electric field intensity at the regions of c <R • b<R<c • a<R<b • R<a
c) Find and give the expressions or values for free volume charge density pv, free surface charge
density ps, polarization volume charge density Ppv, polarization surface charge density Pps in the
figure where they exist (they are nonzero). Indicate the surfaces/volumes where they exist.
Transcribed Image Text:c) Find and give the expressions or values for free volume charge density pv, free surface charge density ps, polarization volume charge density Ppv, polarization surface charge density Pps in the figure where they exist (they are nonzero). Indicate the surfaces/volumes where they exist.
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