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TDCS_2592x1944 Part 2: Electric Field in Material Space. (15 pts.) 20 cm, has current i = 0.510 A. (CLO3] 2.1. A copper (o = 5.8 x 10's/m, He=0.003 m/V.s) wire of diameter 6 mm and length of a) Calculate the current density in the wire. (2 pts.) b) Find the conduction electron drift velocity (2 pts.) 2.2. A spherical shell has rin = 2 cm and rout = 4 cm as inner and outer radii, respectively. In P = 2rf PC/m². [CLO3] a) Determine the polarization volume charge density. (2 pts.) b) Determine the polarization surface charge density at the inner surface. (1 pts.) 2.3. If1 = A/m2. [CLO7 a) Find The time rate of increase in the volume charge density (2 pts.) b) Evaluate the total current passing through surface defined by = 2. OSOS 210, 1<<4. (2 pts.) 2.4. Let er = 2.5 in the region 1, defined by: x > 0, while Era = 5 in region 2 where x < 0.Ir the field in region 2 is given by E, - 28+ 9+22 V/m. (CLO8J a) Find the electric field in region1. (3 pts.) b) Calculate the angle the electric field vector by makes with the interface between the two dielectrics. (1 pts.) 5