Q.

Which of these waves can be polarized?

A. Sound waves in air
B. Longitudinal waves on a string
C. Transverse waves on a string
D. Light waves
Answer» D. Light waves
Explanation: It is possible to transform unpolarized light into polarized light. A light. wave that is vibrating in more than one plane isreferred to as unpolarized light. Polarized light waves are light waves in which the vibrations occur in a single plane.
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