ICSE Class 7 Answered
if a piece of paper appear black in sunlight then what will be its colour when seen in red light
Asked by kumarsah01 | 16 Nov, 2019, 09:15: PM
Expert Answer
We know that, black colour absorbs all colours and reflects no light. This means if the paper appear black in sunlight then even if it is observed in red light it will appear black in colour as it reflects no light.
Answered by Shiwani Sawant | 17 Nov, 2019, 10:47: PM
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