If black wire of platinum is heated, then its colour first appear red, then yellow and…
Physics · NEET · NTA Exams — Properties of Solids and Liquids
If black wire of platinum is heated, then its colour first appear red, then yellow and finally white. It can be understood on the basis of [MP PMT 1984; Similar NEET 2013]
- Wien's displacement law
- Prevost theory of heat exchange
- Newton's law of cooling
- None of the above
Answer
(A) Wien's displacement law
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