Ask Question
10 November, 14:09

An incandescent lightbulb emits 96 W of radiation. If the filanent is at a temperature of 3242 K, what is the area of the filament

+3
Answers (1)
  1. 10 November, 14:25
    0
    1.53 x 10^-5 m^2

    Explanation:

    use the Stefan's law

    Energy per unit time = σ x A x T^4

    σ = 5.67 x 10 - 8 W/m^2 K^4

    96 = 5.67 x 10^-8 x A x (3242) ^4

    A = 1.53 x 10^-5 m^2
Know the Answer?
Not Sure About the Answer?
Find an answer to your question 👍 “An incandescent lightbulb emits 96 W of radiation. If the filanent is at a temperature of 3242 K, what is the area of the filament ...” in 📗 Physics if the answers seem to be not correct or there’s no answer. Try a smart search to find answers to similar questions.
Search for Other Answers