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The direction in which the electric vectors oscillate in a polarized wave is called as _______

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The direction in which the electric vectors oscillate in a polarized wave is called as _______

(a) Polarizing axis

(b) Plane of polarization

(c) Pass axis

(d) Propagating axis

The question was posed to me during an online interview.

I'm obligated to ask this question of Polarisation of Light topic in chapter Polarisation of Engineering Physics II

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Correct choice is (c) Pass axis

Explanation: When a light wave is polarized, the electric vectors along the direction of propagation are absorbed by the polaroid. Thus, the electric vectors oscillate perpendicular to the propagation of wave. This direction is known as pass axis.

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