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Temperature Sensors & Light Sensors
Group 3 :)




Tuesday, 17 May 2011

Light Sensor is a mechanical or an electronic apparatus that detects light. Its is used to provide information distance,shape,speed and dimensions.
Light sensors detect infrared energy. Most sensors are sensitive to the temperature of our bodies. The motion sensing features will turn on the lights.

   This is a light sensor circuit.

http://www.wisegeek.com/what-is-a-light-sensor.htm
http://answers.gardenandhearth.com/Consumer_Electronics/how_light_sensors_work
posted by: Haryani


♥ 01:40