Multiple choice

The electric field of an electromagnetic wave propagating in the positive z - direction is given by

$E = \widehat a_x sin(\omega t - \beta z) + \widehat a_y sin(\omega t - \beta z + \pi / 2)$

The wave is

  1. linearly polarized in the z-direction

  2. elliptically polarized

  3. left-hand circularly polarized

  4. right-hand circularly polarized

Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation