电子式电能表是通过指示灯的闪烁次数imp来代替转盘转动圈数r的,

电子式电能表是通过指示灯的闪烁次数imp来代替转盘转动圈数r的,如图8所示,如表盘上标的是“3200imp/(kW·h)”字样,那么其含义应该是_____________.

将某用电器单独接在该电子式电能表上工作20min,电能表指示灯  闪烁了320次,则该用电器在上述时间内消耗的电能为__________kW·h,它的电功率是__________W

答案

消耗1 kW·h的电,指示灯闪烁3200次;0.1;300解析:

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