- #1
ritwik06
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A light bulb is completely covered with a thin coat of black soot in a room maintained at 20 degree celsius. If the shell has an equilibrium temperature of 100 degree celsius. What is the wattage of the bulb?
I can't understand how to do it. I am a student of 9th standard.
I can't understand how to do it. I am a student of 9th standard.