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传感器是一种用来采集信息的装置,其主要作用是将非电学信号转换成电学信号,用于测控、测量等,在生产和生活中有着广泛的应用.如计算机鼠标中有位移传感器,电熨斗、电饭煲、恒温箱、电冰箱中有温度传感器,电视机、空调、影碟机、数码相机等有光电传感器…….关于传感器的高考试题在最近几年的高考中频频出现,体现了理论联系实际这一高考改革的永恒主题.以下是常见的几类传感器.一、滑动变阻器式传感器
Sensor is a device used to collect information, its main role is to convert non-electrical signals into electrical signals for measurement and control, measurement, etc., has a wide range of applications in the production and life.If there is a displacement sensor in the computer mouse, Iron, rice cookers, incubators, refrigerators, temperature sensors, televisions, air conditioners, DVD players, digital cameras and other photoelectric sensors ... ... on the sensor entrance exam questions frequently appeared in the college entrance examination in recent years, reflects the theoretical connection The actual reform of the college entrance examination eternal theme. The following are some common types of sensors. A sliding rheostat sensor