Multiple choice

What is Optics?

  1. Study of heat

  2. Study of the properties of light

  3. Study of spectacles

  4. Study of colours

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B Correct answer
Explanation

Optics is the branch of physics that studies the properties and behavior of light, including its interactions with matter and the construction of instruments that use or detect it. While spectacles and colors are related to optics, they are applications rather than the definition itself. Heat is studied in thermodynamics.

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