The tungsten filament of a light bulb has an operating
The tungsten filament of a light bulb has an operating temperature of about 2 100 K. If the emitting area of the filament is 1.0 cm2, and its emissivity is 0.68, what is the power output of the light bulb? (? = 5.67 ? 10?8W/m2?K4)
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many metals react with oxygen gas to form the metal oxide for example calcium reacts in the following manner 2 cas o2g
the tungsten filament of a light bulb has an operating temperature of about 2 100 k if the emitting area of the
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calculate the maximum number of moles and grams of h2s that can form when 195 g aluminum sulfide reacts with 106 g
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