A piece of iron is heated in a flame. It first becomes dull red then becomes reddish yellow and finally turns to white hot. The correct explanation for the above observation is possible by using

Stefan's Law

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Wien's displacement Law

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Kirchoff's Law

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Newton's Law of cooling

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Solution

The correct option is B Wien's displacement Law
Wien's displacement law states that the black body radiation curve for different temperatures peaks at a wavelength inversely proportional to the temperature

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A piece of iron is heated in a flame. It first becomes dull red then becomes reddish yellow and finally turns to white hot. The correct explanation for the above observation is possible by using

The correct option is B Wien's displacement LawWien's displacement law states that the black body radiation curve for different temperatures peaks at a wavelength inversely proportional to the temperature

The correct option is B Wien's displacement Law
Wien's displacement law states that the black body radiation curve for different temperatures peaks at a wavelength inversely proportional to the temperature