单词 | Joule's law |
释义 | Joule's law [`jülz ´lȯ] ELECTRICITY The law that when electricity flows through a substance, the rate of evolution of heat in watts equals the resistance of the substance in ohms times the square of the current in amperes. THERMODYNAMICS The law that at constant temperature the internal energy of a gas tends to a finite limit, independent of volume, as the pressure tends to zero. |
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