The watt (symbol: W) is the unit of power or radiant flux in the International System of Units (SI), equal to 1 joule per second or 1 kg⋅m2⋅s−3. It is used to quantify the rate of energy transfer.
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瓦特
功率单位
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瓦特是国际单位制的功率单位，简称瓦。1瓦特的定义是1焦耳/秒，即每秒钟转换，使用或耗散的能量的速率。日常生活中更常用千瓦作为单位，1千瓦=1000瓦特。在电学单位制中，瓦特 = 伏特·安培，但不是伏安。瓦特只用来表示交流电的实功率，伏安用来表示视在功率，两者的比为功率因数。
单位转换：
电磁学： 维基百科
In electromagnetic energy, the watt is the rate at which energy is radiated, absorbed or dissipated. Learn more about the watt and its importance.
The watt (symbol: W) is the SI unit of power. It is named in honour of the physicist James Watt (1736–1819). Contents. 1 Definition.
2024年3月7日 · Watt, unit of power in the International System of Units (SI) equal to one joule of work performed per second, or to 1746 horsepower.
2019年11月19日 · Watt is the electrical unit for the rate at which energy is generated or consumed. One watt is a small amount of power. Power consumption of ...
2024年4月17日 · the standard unit of power in the International System of Units (SI), equivalent to one joule per second and equal to the power in a circuit ...
时长： 2:02
发布时间： 2011年11月30日
发布时间： 2011年11月30日
The meaning of WATT is the absolute meter-kilogram-second unit of power equal to the work done at the rate of one joule per second or to the power produced ...
Watt. A unit of power (in the international system of units) defined as the consumption or conversion of one joule of energy per second.
2021年3月8日 · High wattage means more power is consumed. Because of this most of the time we are trying to build and use appliances that use less power and ...