Yokka Stars

Task id17111

Task id17111

Seller: nerdmavr

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Product description

Compare the emissivity of a tungsten cathode with a cesium coating at 1000 K with the emissivity of a pure tungsten cathode at 2700 K. Consider the constant B in the Richardson-Degaman formula to be the same for both cathodes.

Additional information

Short solution. Format gif