1J=, 0.000278, Wh. 0.102, kgm. 0.000239, kcal. 3.78x10(-^7), ch.h. 0.00095, BTU. 27.8x10(-^8), kWh. 3.728x10(-^7), Hph. 1Wh=, 3600, J. 367, kgm.
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