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Question
What are the difference between luminous and non-luminous objects? Give two examples of each.
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Solution
| Sr. No. | Luminous objects | Non-luminous objects |
| 1. | All objects which emit light energy by themselves are called luminous objects. | All objects which do not emit light energy of their own, but reflect the light energy falling on them and hence, become visible are called non- luminous object. |
| 2. | Ex.: Sun, stars, torch light, burning candle etc. | Ex.: Metals, trees, houses, stones, moon etc. |
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