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(a) Compute the electrical conductivity of a 5.1-mm (0.2-in.) di

(a) Compute the electrical conductivity of a 5.1-mm (0.2-in.) di

(a) Compute the electrical conductivity of a 5.1-mm (0.2-in.) di (a) Compute the electrical conductivity of a 5.1-mm (0.2-in.) diameter cylindrical silicon specimen 51 mm (2 in.) long in which a current of 0.1 A passes in an axial direction. A voltage of 12.5 V is measured across two probes that are separated by 38 […]

Find the phasors of the following time functions

Find the phasors of the following time functions

Find the phasors of the following time functions Find the phasors of the following time functions: (a)v (t) – 3 cos (wt – π/3) (V), (b)v (t) – 12 sin (wt + π/4) (V), (c)i (x. t)2e–3x sin (wt + π/6) (A), (d)i(t) – 2 cos (wt + 3π/4) (A), (e)i(t) – 4 sin (wt […]

The magnetic field in a given dielectric medium is given by

The magnetic field in a given dielectric medium is given by

The magnetic field in a given dielectric medium is given by The magnetic field in a given dielectric medium is given by Where x and z are in meters. Determine: v (a) E, (b) The displacement current density Jd, and (c) The charge density ?v.

Find the gradient of the following scalar functions:

Find the gradient of the following scalar functions:

Find the gradient of the following scalar functions: Find the gradient of the following scalar functions: (a) T = 3 / (x2 + z2), (b) V = xy2 z4|, (c) U =z cos?????1 + r2), (d) W = e-R sin?, (e) S = 4x2e-z + y3, (f) N = 2 cos2 ?, (g) M = […]

Find the distance between the following pairs of points

Find the distance between the following pairs of points

Find the distance between the following pairs of points Find the distance between the following pairs of points: (a) P1 (1, 2, 3) and P2 (- 2, – 3, -2) in Cartesian coordinates, (b) P3 (1, ????????and P4 (3, ????????in cylindrical coordinates, (c) P5 (4, ??2, 0) and P6 (3, ??????in spherical coordinates.

The three regions shown in Fig. 8-32 (P8.9) contain perfect

The three regions shown in Fig. 8-32 (P8.9) contain perfect

The three regions shown in Fig. 8-32 (P8.9) contain perfect The three regions shown in Fig. 8-32 (P8.9) contain perfect dielectrics. For a wave in medium 1 incident normally upon the boundary at z = – d, what combination of ?r2 and d produce no reflection? Express your answers in terms of ?r1, ?r3 and […]

Find and plot the normalized array factor and determine the

Find and plot the normalized array factor and determine the

Find and plot the normalized array factor and determine the Find and plot the normalized array factor and determine the half power beam width for a five-element linear array excited with equal phase and a uniform amplitude distribution. The interelement spacing is 34.

Find an expression for the unit vector

Find an expression for the unit vector

Find an expression for the unit vector Find an expression for the unit vector directed toward the point P located on the z-axis at a height h above the x–y plane from an arbitrary point Q(x, y, – 3) in the plane z = – 3.