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A radiator in a domestic heating system operates at a surface temperature of . Assuming the radiator behaves as a black body, the rate at which it emits the radiant heat per unit area is
(Assume σ =5.67 x 10-8 W/m2-k4)
 
  • a)
    0.66 kW/m2
  • b)
    0.0005 kW/m2
  • c)
    0.5kW/m2
  • d)
    66 kW/m2
Correct answer is option 'A'. Can you explain this answer?
Verified Answer
A radiator in a domestic heating system operates at a surface temperat...
As per Stefan Boltzmann law
Eb = Q/A = σ x T4
Eb = 5.67 x 10-8 x (55 + 273)4
= 656.2 W/m2
≃ 0.66 kW/m2
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Most Upvoted Answer
A radiator in a domestic heating system operates at a surface temperat...
As per Stefan Boltzmann law
Eb = Q/A = σ x T4
Eb = 5.67 x 10-8 x (55 + 273)4
= 656.2 W/m2
≃ 0.66 kW/m2
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Community Answer
A radiator in a domestic heating system operates at a surface temperat...
As per Stefan Boltzmann law
Eb = Q/A = σ x T4
Eb = 5.67 x 10-8 x (55 + 273)4
= 656.2 W/m2
≃ 0.66 kW/m2
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A radiator in a domestic heating system operates at a surface temperature of . Assuming the radiator behaves as a black body, the rate at which it emits the radiant heat per unit area is(Assume σ =5.67 x 10-8 W/m2-k4)a)0.66 kW/m2b)0.0005 kW/m2c)0.5kW/m2d)66 kW/m2Correct answer is option 'A'. Can you explain this answer?
Question Description
A radiator in a domestic heating system operates at a surface temperature of . Assuming the radiator behaves as a black body, the rate at which it emits the radiant heat per unit area is(Assume σ =5.67 x 10-8 W/m2-k4)a)0.66 kW/m2b)0.0005 kW/m2c)0.5kW/m2d)66 kW/m2Correct answer is option 'A'. Can you explain this answer? for Chemical Engineering 2024 is part of Chemical Engineering preparation. The Question and answers have been prepared according to the Chemical Engineering exam syllabus. Information about A radiator in a domestic heating system operates at a surface temperature of . Assuming the radiator behaves as a black body, the rate at which it emits the radiant heat per unit area is(Assume σ =5.67 x 10-8 W/m2-k4)a)0.66 kW/m2b)0.0005 kW/m2c)0.5kW/m2d)66 kW/m2Correct answer is option 'A'. Can you explain this answer? covers all topics & solutions for Chemical Engineering 2024 Exam. Find important definitions, questions, meanings, examples, exercises and tests below for A radiator in a domestic heating system operates at a surface temperature of . Assuming the radiator behaves as a black body, the rate at which it emits the radiant heat per unit area is(Assume σ =5.67 x 10-8 W/m2-k4)a)0.66 kW/m2b)0.0005 kW/m2c)0.5kW/m2d)66 kW/m2Correct answer is option 'A'. Can you explain this answer?.
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