engineering recuitment UPCL AE (E&M) 2021 Mock Test Heat Transfer Radiation Laws of Radiation

एक कृष्णिका में 2000 K पर अधिकतम तरंगदैर्ध्य λm है। तो 3000 K पर इसका संबंधित तरंगदैर्ध्य क्या होगा?

1
\(\frac{3}{2}\lambda_m\)
2
\(\frac{2}{3}\lambda_m\)
3
\(\frac{16}{81}\lambda_m\)
4
\(\frac{81}{16}\lambda_m\)
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