“用电桥测热敏电阻的温度特性”实验常见故障与解决方法

Fault and solution in experiment of “measuring temperature characteristic of thermistor by bridge”

针对医科院校基础物理实验课程"医用物理学"的实验教学研究,分析了一个经典物理实验"用电桥测热敏电阻的温度特性"实验中使用降温法的重要性,总结了学生在实验课堂中出现的故障问题,分析了故障问题出现的原因,提出了正确的检查方法和正确的处理方式,可以供在校学生和实验教师作为处理实验教学课堂临时故障问题的参考,供技术员维修仪器、改进仪器参考。

According to the research in teaching medical basic physics experiment course in colleges “Medical Physics”, analyzes the importance of the cooling method using temperature characteristics “measuring temperature characteristic of thermistor by bridge”, summarizes the fault of students in the experiment teaching, this paper analyzes the failure reasons of the problem, put forward check the correct method and the right way, for students and teachers as the experimental teaching experimental reference for temporary problems, technicians to repair the instruments and improve the instrument.