100. tungsten filament glows in vacuum current of 1 A

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Uploaded: 27.03.2014
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Description

100. tungsten filament glows in vacuum current of 1 A to a temperature of 10,000 K. At what current thread glows to 30,000 K? When calculating the energy loss due to neglect the thermal conductivity of suspensions and reverse strands radiation surrounding bodies.

Additional information

Detailed solution. Decorated in Microsoft Word 2003. (Target decided to use formula editor)

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