Radiation and a copper wire A slab (pulse) of electromagnetic radiation that is h 15 cm thick is propagating downward (in the -y direction) toward a short horizontal copper wire located at the origin and oriented parallel to the z axis, as shown in the figure. 15 cm (a) The direction of the electric field inside the slab is out of the page (in the +2 direction). What is the direction of the magnetic field inside the slab? ✓✓ (b) You stand on the x axis at location < 13, 0, 0> m, at right angles to the direction of propagation of the pulse. Your friend stands on the z axis at location <0, 0, 13> m. The pulse passes the copper wire at time t, 0, and at a later time to you observe new non-zero electric and magnetic fields at your location. What is t2? (give a numerical answer) s (c) What is the direction of the new electric field at your location? V✔ (d) What is the direction of the new magnetic field at your location? ty ✓✓

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Radiation and a copper wire
A slab (pulse) of electromagnetic radiation that is h = 15 cm thick is propagating downward (in the -y direction) toward a short horizontal copper wire located at the origin and oriented parallel to the z axis, as shown in the figure.
15 cm
EE
↓
(a) The direction of the electric field inside the slab is out of the page (in the +z direction). What is the direction of the magnetic field inside the slab?
-X
(b) You stand on the x axis at location < 13, 0, 0> m, at right angles to the direction of propagation of the pulse. Your friend stands on the z axis at location < 0, 0, 13> m. The pulse passes the copper wire at time t₁ = 0, and at a later time to you observe new non-zero electric and magnetic
fields at your location. What is t₂? (give a numerical answer.)
(c) What is the direction of the new electric field at your location?
-Z
(d) What is the direction of the new magnetic field at your location?
+y
✓✓
(e) What is the direction of the new electric field at your friend's location?
none (zero magnitude) ✓ ✓
(f) What is the direction of the new magnetic field at your friend's location?
none (zero magnitude) ✓ ✓
Transcribed Image Text:Radiation and a copper wire A slab (pulse) of electromagnetic radiation that is h = 15 cm thick is propagating downward (in the -y direction) toward a short horizontal copper wire located at the origin and oriented parallel to the z axis, as shown in the figure. 15 cm EE ↓ (a) The direction of the electric field inside the slab is out of the page (in the +z direction). What is the direction of the magnetic field inside the slab? -X (b) You stand on the x axis at location < 13, 0, 0> m, at right angles to the direction of propagation of the pulse. Your friend stands on the z axis at location < 0, 0, 13> m. The pulse passes the copper wire at time t₁ = 0, and at a later time to you observe new non-zero electric and magnetic fields at your location. What is t₂? (give a numerical answer.) (c) What is the direction of the new electric field at your location? -Z (d) What is the direction of the new magnetic field at your location? +y ✓✓ (e) What is the direction of the new electric field at your friend's location? none (zero magnitude) ✓ ✓ (f) What is the direction of the new magnetic field at your friend's location? none (zero magnitude) ✓ ✓
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