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A black body at 227°C radiates heat at the r ate of 7 cals/cm2s. At a temperature  of 727°C, the rate of heat radiated in the same units will be:
  • a)
    50
  • b)
    112 [2009]
  • c)
    80
  • d)
    60
Correct answer is option 'B'. Can you explain this answer?
Verified Answer
A black body at 227°C radiates heat at the r ate of 7 cals/cm2s. A...
Accordin g to Stefan’s law E = σT4,
T1 = 500 K
T2 = 1000 K
∴     E2 = 16 × 7 = 112 cal / cm2s
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A black body at 227°C radiates heat at the r ate of 7 cals/cm2s. At a temperature of 727°C, the rate of heat radiated in the same units will be:a)50b)112 [2009]c)80d)60Correct answer is option 'B'. Can you explain this answer?
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A black body at 227°C radiates heat at the r ate of 7 cals/cm2s. At a temperature of 727°C, the rate of heat radiated in the same units will be:a)50b)112 [2009]c)80d)60Correct answer is option 'B'. Can you explain this answer? for NEET 2024 is part of NEET preparation. The Question and answers have been prepared according to the NEET exam syllabus. Information about A black body at 227°C radiates heat at the r ate of 7 cals/cm2s. At a temperature of 727°C, the rate of heat radiated in the same units will be:a)50b)112 [2009]c)80d)60Correct answer is option 'B'. Can you explain this answer? covers all topics & solutions for NEET 2024 Exam. Find important definitions, questions, meanings, examples, exercises and tests below for A black body at 227°C radiates heat at the r ate of 7 cals/cm2s. At a temperature of 727°C, the rate of heat radiated in the same units will be:a)50b)112 [2009]c)80d)60Correct answer is option 'B'. Can you explain this answer?.
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