ICSE Class 7 Physics Constituent Colours Of White Light From The Sun
- if a piece of paper appear black in sunlight then what will be its colour when seen in red light
- Write a short note on: (a) colour addition (b) colour subtraction
- what is light
- a glass plate appears green when seen in white light, how will it appear in green light
- What do you mean by light energy
- A red colour jacket appear black in which light
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