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எங்கள் ஆசிரியர்களுடன் 1-ஆன்-1 ஆலோசனை நேரத்தைப் பெறுங்கள். டாப்பர் ஆவதற்கு நாங்கள் பயிற்சி அளிப்போம்

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28. Answer the following in detail II

What are the difference between luminous and non-luminous objects? Give two examples of each.

a. The objects that emit their own light are .

b. The objects that emit their own light are .

c. Ceiling Fans - .

d. Candle - .

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