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JEE MAIN 2026 Crash Course
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एक कृष्णिका एक उच्च तापक्रम T K पर E वाट प्रति वर्ग मीटर की दर से ऊर्जा का विकिरण करती है। जब T / 3 K तापक्रम कर दिया जाए, तो विकिरित ऊर्जा (वाट प्रति वर्ग मीटर में) होगी

(A) E /16

(B) E / 27

(C) E / 81

(D) उपर्युक्त में से एक से अधिक

(E) उपर्युक्त में से कोई नहीं

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