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Parallel rays of light of intensity I = 912 Wm–2 are incident on a spherical black body kept in surroundings
of temperature 300 K. Take Stefan-Boltzmann constant σ = 5.7×10–8 Wm–2 K–4 and assume that the energy
exchange with the surroundings is only through radiation. The final steady state temperature of the black
body is close to
  • a)
    330 K
  • b)
    660 K
  • c)
    990 K
  • d)
    1550 K
Correct answer is option 'A'. Can you explain this answer?
Verified Answer
Parallel rays of light of intensity I = 912 Wm–2 are incident on...
Rate of radiation energy lost by the sphere
= Rate of radiation energy incident on it
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Parallel rays of light of intensity I = 912 Wm–2 are incident on a spherical black body kept in surroundingsof temperature 300 K. Take Stefan-Boltzmann constant σ = 5.7×10–8 Wm–2 K–4 and assume that the energyexchange with the surroundings is only through radiation. The final steady state temperature of the blackbody is close toa)330 Kb)660 Kc)990 Kd)1550 KCorrect answer is option 'A'. Can you explain this answer?
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Parallel rays of light of intensity I = 912 Wm–2 are incident on a spherical black body kept in surroundingsof temperature 300 K. Take Stefan-Boltzmann constant σ = 5.7×10–8 Wm–2 K–4 and assume that the energyexchange with the surroundings is only through radiation. The final steady state temperature of the blackbody is close toa)330 Kb)660 Kc)990 Kd)1550 KCorrect answer is option 'A'. Can you explain this answer? for JEE 2024 is part of JEE preparation. The Question and answers have been prepared according to the JEE exam syllabus. Information about Parallel rays of light of intensity I = 912 Wm–2 are incident on a spherical black body kept in surroundingsof temperature 300 K. Take Stefan-Boltzmann constant σ = 5.7×10–8 Wm–2 K–4 and assume that the energyexchange with the surroundings is only through radiation. The final steady state temperature of the blackbody is close toa)330 Kb)660 Kc)990 Kd)1550 KCorrect answer is option 'A'. Can you explain this answer? covers all topics & solutions for JEE 2024 Exam. Find important definitions, questions, meanings, examples, exercises and tests below for Parallel rays of light of intensity I = 912 Wm–2 are incident on a spherical black body kept in surroundingsof temperature 300 K. Take Stefan-Boltzmann constant σ = 5.7×10–8 Wm–2 K–4 and assume that the energyexchange with the surroundings is only through radiation. The final steady state temperature of the blackbody is close toa)330 Kb)660 Kc)990 Kd)1550 KCorrect answer is option 'A'. Can you explain this answer?.
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