Shivam sharma Asked a Question
September 8, 2020 4:22 pmpts 30 pts
What is the radiative flux emitted froma black body at T = 200K? (Stefan Boltzmann constant o = 5.67 x 10- W/m-k<) A. -50 W/m2 B. 60 W/m2 D90 W/m2 C. -80 W/m2
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  • Rahul pandey Best Answer
    Ans (D) 90 w/m^2 Radiative flux = emmisivity x Stefan-Boltzman constant x (Temp)^4 For black body, emmisivity=1, Putting values in above formula; Radiative flux = 1 x (5.67 x 1...
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  • Veer vikram singh thankyou
    Radiative flux can be calculated by using simple formula as shown in the figure
    • cropped7444426802536058642.jpg
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  • Sajan sarthak sahoo
    Radiative flux will be 90.72 w/m2
    • cropped1804643445313003014.jpg
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