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2000w电暖器一晚多少电
更新时间: 2021-01-05 13:32:21  

1、2000w每小时用电2.0度,乘以每天8小时=16度。

2、根据公式:用电量=用电功率*用电时长。

3、即2KW*8h=16KW·h,即16千瓦时。

4、千瓦时就是平时所说的“度”,是电功的单位,符号:kW·h,计算公式为功率乘以时间。那么16千瓦时=16度电。

5、所以电暖器功率2000W,开一晚,需要16度电。

关键词: 2000w 多少

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