The magnetic field in a given dielectric medium is given by ? = ?̂6cos (2?)sin (2×107?−0.1?) (A/m), where ? and ? are in meters. Determine: a) whether this is a plane wave or not, b) the direction of propagation, c) Electric field ?̅(?̂,?), and
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The magnetic field in a given dielectric medium is given by ? = ?̂6cos (2?)sin (2×107?−0.1?) (A/m), where ? and ? are in meters. Determine:
a) whether this is a plane wave or not,
b) the direction of propagation,
c) Electric field ?̅(?̂,?), and
d) the displacement current density ?̅(?̂,?).
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- A solenoid of radius r = 1.25 cm and length = 25.0 cm has 285 turns and carries 12.0 A. PLEASE DISREGARD FIGURE (b). R C b (a) Calculate the flux through the surface of a disk-shaped area of radius R = 5.00 cm that is positioned perpendicular to and centered on the axis of the solenoid as in the figure (a) above. μWbProblem 4. A magnetic field directed into the page changes with time according to B = 2.0t³ - 4.0ť² + 3.0, where B is in tesla and t is in seconds. The field has a circular cross section of radius R = 2.5 cm (see figure below). (a) When t= 1.00 s and r₁= 5.0 cm, what are the magnitude and the direction of the electric field at point P₁? (b)When t = 2.00 s and r2 = 2.0 cm, what are the magnitude and the direction of the electric field at point P₂? xxxxx xxxxx xxxx** ** xxx T97 xxx R x xxxxx ****** xxxxx Bin n P₁The figure below shows two wires carrying currents of I = 5.15 A in opposite directions, separated by a distance d. Assume d = 9.3 cm. ·2d- (a) Find the magnitude (in µT) and direction of the net magnetic field at a point halfway between the wires. μT magnitude direction ---Select-- (b) Find the magnitude (in μT) and direction of the net magnetic field at point P₁, 9.3 cm to the right of the wire on the right. HT magnitude direction ---Select--- (c) Find the magnitude (in µT) and direction of the net magnetic field at point P₂, 2d = 18.6 cm to the left of the wire on the left. HT magnitude direction ---Select--- TP: (d) What If? Repeat parts (a) through (c) for the case where both wires carry currents in the same direction, upward in the figure. Find the magnitude (in μT) and direction of the net magnetic field at a point halfway between the wires. magnitude UT direction ---Select--- Find the magnitude (in μT) and direction of the net magnetic field at point P₁, 9.3 cm to the right of…
- 1. A 0.190-A current is charging a capacitor that has circular plates 12.2 cm in radius. The plate separation is 4.00 mm. (a) What is the time rate of increase of electric field between the plates? (b) What is the magnetic field between the plates 5.00 cm from the center?Suppose a uniform magnetic field is perpendicular to the x 11-in. page of your homework and a rectangular metal loop lies on the page. The loop's sides line up with the edges of the page. The magnetic field is changing with time as described by B = 4.42 x 10-3 t, where B is in teslas and t is in seconds. (a) Is the magnetic field increasing or decreasing? O increasing O decreasing (b).Find.the.magnitude of the emf induced in the loop. 4.7e-4 Enter a number. differs significantly from the correct answer. Rework your solution from the beginning and check each step carefully. VWhat is k r x w and t?