如图甲,电磁继电器和热敏电阻R1等组成了恒温箱控制电路,R1处于恒温箱内,电源电压U=6v,继电器线圈的电阻不计.图乙为热敏电阻的R1-t图像,且已知在50~150℃范围内,热敏电阻的阻值随温度的
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![如图甲,电磁继电器和热敏电阻R1等组成了恒温箱控制电路,R1处于恒温箱内,电源电压U=6v,继电器线圈的电阻不计.图乙为热敏电阻的R1-t图像,且已知在50~150℃范围内,热敏电阻的阻值随温度的](/uploads/image/z/7822488-48-8.jpg?t=%E5%A6%82%E5%9B%BE%E7%94%B2%2C%E7%94%B5%E7%A3%81%E7%BB%A7%E7%94%B5%E5%99%A8%E5%92%8C%E7%83%AD%E6%95%8F%E7%94%B5%E9%98%BBR1%E7%AD%89%E7%BB%84%E6%88%90%E4%BA%86%E6%81%92%E6%B8%A9%E7%AE%B1%E6%8E%A7%E5%88%B6%E7%94%B5%E8%B7%AF%2CR1%E5%A4%84%E4%BA%8E%E6%81%92%E6%B8%A9%E7%AE%B1%E5%86%85%2C%E7%94%B5%E6%BA%90%E7%94%B5%E5%8E%8BU%EF%BC%9D6v%2C%E7%BB%A7%E7%94%B5%E5%99%A8%E7%BA%BF%E5%9C%88%E7%9A%84%E7%94%B5%E9%98%BB%E4%B8%8D%E8%AE%A1.%E5%9B%BE%E4%B9%99%E4%B8%BA%E7%83%AD%E6%95%8F%E7%94%B5%E9%98%BB%E7%9A%84R1-t%E5%9B%BE%E5%83%8F%2C%E4%B8%94%E5%B7%B2%E7%9F%A5%E5%9C%A850%EF%BD%9E150%E2%84%83%E8%8C%83%E5%9B%B4%E5%86%85%2C%E7%83%AD%E6%95%8F%E7%94%B5%E9%98%BB%E7%9A%84%E9%98%BB%E5%80%BC%E9%9A%8F%E6%B8%A9%E5%BA%A6%E7%9A%84)
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