Electromagnetic Waves - Questions & Answers | Exam2Win

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11. In polarization, the plane of vibration is the plane

A. parallel to the vibration of particles

B. containing the optic axis in which vibrations occur

C. perpendicular to the optic axis

D. containing the direction of propagation of polarized light

Explanation:

12. Which one of the following cannot be polarized

A. sound waves

B. X-rays

C. microwaves

D. radio waves

Explanation:

13. Sound waves cannot be polarized while light waves can be polarized because

A. sound travels slower than light

B. light waves are transverse while sound waves are longitudinal

C. light waves are longitudinal while sound waves are transverse

D. sound waves have longer wavelength than waves

Explanation:

14. Double diffraction is exhibited by

A. glass

B. gas

C. calcite

D. liquid

Explanation:

15. The phenomenon, which proves that light waves are transverse wave is

A. diffraction

B. refraction

C. polarization

D. total internal reflection

Explanation:

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