电源电压一定,用电热丝烧开一壶水需15min,而换用另一根电热丝烧开同一壶水需10min,现将两电热丝串联起来使用,烧开同一壶水要用多少时间;若将两电热丝并连起来使用,烧开同一壶水要用多
来源:学生作业帮助网 编辑:作业帮 时间:2024/07/18 07:43:09
![电源电压一定,用电热丝烧开一壶水需15min,而换用另一根电热丝烧开同一壶水需10min,现将两电热丝串联起来使用,烧开同一壶水要用多少时间;若将两电热丝并连起来使用,烧开同一壶水要用多](/uploads/image/z/3511585-1-5.jpg?t=%E7%94%B5%E6%BA%90%E7%94%B5%E5%8E%8B%E4%B8%80%E5%AE%9A%2C%E7%94%A8%E7%94%B5%E7%83%AD%E4%B8%9D%E7%83%A7%E5%BC%80%E4%B8%80%E5%A3%B6%E6%B0%B4%E9%9C%8015min%2C%E8%80%8C%E6%8D%A2%E7%94%A8%E5%8F%A6%E4%B8%80%E6%A0%B9%E7%94%B5%E7%83%AD%E4%B8%9D%E7%83%A7%E5%BC%80%E5%90%8C%E4%B8%80%E5%A3%B6%E6%B0%B4%E9%9C%8010min%2C%E7%8E%B0%E5%B0%86%E4%B8%A4%E7%94%B5%E7%83%AD%E4%B8%9D%E4%B8%B2%E8%81%94%E8%B5%B7%E6%9D%A5%E4%BD%BF%E7%94%A8%2C%E7%83%A7%E5%BC%80%E5%90%8C%E4%B8%80%E5%A3%B6%E6%B0%B4%E8%A6%81%E7%94%A8%E5%A4%9A%E5%B0%91%E6%97%B6%E9%97%B4%EF%BC%9B%E8%8B%A5%E5%B0%86%E4%B8%A4%E7%94%B5%E7%83%AD%E4%B8%9D%E5%B9%B6%E8%BF%9E%E8%B5%B7%E6%9D%A5%E4%BD%BF%E7%94%A8%2C%E7%83%A7%E5%BC%80%E5%90%8C%E4%B8%80%E5%A3%B6%E6%B0%B4%E8%A6%81%E7%94%A8%E5%A4%9A)
xRN@.4mqg;|@ 1*֠ J1JX^33}gZ$
MLqΙsfFGg5ܣbZ*TiGs'jJ6n.UߋѮ7J-k7?8r&23jzr{L w[IrR*qZhwW_wؿwW0ttBZN
:5H5\p0"CFًEae pi|wT@fEt*vVseA@8Ed^
C(?MdwbdKRɃ