in a related occupation none on-the-job training none number of jobs, job outlook, - % (slower than average) employment change, - what electrical and electronics engineers do electrical engineers design, develop, test, and supervise the manufacture ofelectrical equipment. work environment electrical...
or reflected by the sensing object, it changes the amount of light that arrives at the receiver. the receiver detects this change and converts it to an electrical output. the light source for the majority of photoelectric sensors is infrared or visible light (generally red, or green/blue for identifying...