下表为一台电烤箱的铭牌,其内部简化电路如图所示,R1和R2均为电热丝求:(1)电烤箱在高温挡正常工作10min所消耗的电能;(2)电路中R1的阻值;(3)电烤箱在低温挡正常工作时,电路中的
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![下表为一台电烤箱的铭牌,其内部简化电路如图所示,R1和R2均为电热丝求:(1)电烤箱在高温挡正常工作10min所消耗的电能;(2)电路中R1的阻值;(3)电烤箱在低温挡正常工作时,电路中的](/uploads/image/z/2347485-69-5.jpg?t=%E4%B8%8B%E8%A1%A8%E4%B8%BA%E4%B8%80%E5%8F%B0%E7%94%B5%E7%83%A4%E7%AE%B1%E7%9A%84%E9%93%AD%E7%89%8C%2C%E5%85%B6%E5%86%85%E9%83%A8%E7%AE%80%E5%8C%96%E7%94%B5%E8%B7%AF%E5%A6%82%E5%9B%BE%E6%89%80%E7%A4%BA%2CR1%E5%92%8CR2%E5%9D%87%E4%B8%BA%E7%94%B5%E7%83%AD%E4%B8%9D%E6%B1%82%EF%BC%9A%EF%BC%881%EF%BC%89%E7%94%B5%E7%83%A4%E7%AE%B1%E5%9C%A8%E9%AB%98%E6%B8%A9%E6%8C%A1%E6%AD%A3%E5%B8%B8%E5%B7%A5%E4%BD%9C10min%E6%89%80%E6%B6%88%E8%80%97%E7%9A%84%E7%94%B5%E8%83%BD%EF%BC%9B%EF%BC%882%EF%BC%89%E7%94%B5%E8%B7%AF%E4%B8%ADR1%E7%9A%84%E9%98%BB%E5%80%BC%EF%BC%9B%EF%BC%883%EF%BC%89%E7%94%B5%E7%83%A4%E7%AE%B1%E5%9C%A8%E4%BD%8E%E6%B8%A9%E6%8C%A1%E6%AD%A3%E5%B8%B8%E5%B7%A5%E4%BD%9C%E6%97%B6%2C%E7%94%B5%E8%B7%AF%E4%B8%AD%E7%9A%84)
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