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电功率与安全用电

> 在电源两端电压不变情况下，小明为了使电炉在相等的时间内产生的热量尽可能的多一些，在下列措施中可行的是 A.增大电炉中电热丝的电阻 B.在电炉中的电热丝上并联一根电热丝 C.减小电炉中电热丝的电阻 D.在电炉中的电热丝上串联一根电热丝

问题：

发布时间：2024-09-12

在电源两端电压不变情况下，小明为了使电炉在相等的时间内产生的热量尽可能的多一些，在下列措施中可行的是

A.增大电炉中电热丝的电阻
B.在电炉中的电热丝上并联一根电热丝
C.减小电炉中电热丝的电阻
D.在电炉中的电热丝上串联一根电热丝

参考答案：

提问用户：06***h4i

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