A Dipole Antenna Is Located at the Origin with Its $\circ$

question 20

Multiple Choice

A dipole antenna is located at the origin with its axis along the z-axis.As the antenna's electric current oscillates up and down the z-axis,polarized electromagnetic radiation travels away from the antenna along the positive y-axis.What is a possible direction of the radiation's oscillating magnetic field at point y=10m on the y-axis?

• A)x-direction
• B)y-direction
• C)z-direction
• D)45 \(\circ\) between the positive x- and positive y-directions
• E)45 \(\circ\) between the positive x- and positive z-directions

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