Explore BrainMass

Explore BrainMass

    Energy radiated per minute by a tungsten filament

    Not what you're looking for? Search our solutions OR ask your own Custom question.

    This content was COPIED from BrainMass.com - View the original, and get the already-completed solution here!

    Calculate the energy radiated per minute from the filament of an incandescent lamp at 2000 K, if the surface area is 5 x 10^-5 m^2 and its relative emittance is 0.85.

    © BrainMass Inc. brainmass.com May 24, 2023, 12:57 pm ad1c9bdddf

    Solution Preview

    We can consider the filament as a case of blackbody emission.
    The energy radiated is given by,

    E = A e $ t T^4

    (This ...

    Solution Summary

    Step by step solution to the very interesting problem. The energy radiated per minute by a tungsten filament is examined.