Two short antennas at the origin in free space carry identical currents of 5 cos t A,
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Two short antennas at the origin in free space carry identical currents of 5 cos ωt A, one in the az direction, and one in the ay direction. Let λ = 2π m and d = 0.1 m. Find Es at the distant point where
(a) (x = 0, y = 1000, z = 0);
(b) (0, 0, 1000);
(c) (1000, 0, 0).
(d) Find E at (1000, 0, 0) at t = 0.
(e) Find |E| at (1000, 0, 0) at t = 0.
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