Questions
If temperature of a black body increases from -73°C to 327°C, then ratio of emissive power at these two temperatures is:
detailed solution
Correct option is D
Emmissive power =σT4Talk to our academic expert!
Similar Questions
For a black body at temperature 727°C, its radiating power is 60W and temperature of surrounding is 227° C. If temperature of black body is changed to 1227°C, then its
radiating power will be :
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