What are non luminous objects?

Light is a combination of electrical and magnetic energy which can pass through transparent and translucent objects.Β The objects which do not have their own light are known as non-luminous objects. An interesting fact is that a mirror is an example of a non-luminous object.

Examples of Luminous and Non-Luminous Objects

Examples of luminous objects are:

  • the sun
  • flame in a lamp
  • tube light
  • electric bulb

Examples of non-luminous objects are:

  • the earth
  • moon
  • a piece of cloth
  • coal

Difference between Luminous and Non-Luminous Objects

Luminous objects Non-luminous objects
Objects that can emit light energy by themselves are known as luminous objects. Objects that cannot emit light energy by themselves are known as non-luminous objects.
These objects can cause a sensation of light. These objects do not cause the sensation of light.
The luminous objects are visible as they emit light on their own. The non-luminous objects are visible because of luminous objects.
The sun and candle are two examples. The moon and planets are twoΒ  examples.

 

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