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Photoresistor - Wikipedia

en.wikipedia.org/wiki/Photoresistor

A photoresistor is a light-controlled variable resistor. The resistance of a photoresistor ... If a sample of silicon has some of its atoms replaced by phosphorus atoms (impurities), there will be e...

Photocells

www.me.umn.edu/courses/me2011/arduino/technotes/photocell/photocell.html

Inlike infrared sensors that are good for line followers or detecting the presense of an object, photocells are good when you just want to detect light. For example  ...

Photocell | Define Photocell at Dictionary.com

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Photocell definition, a solid-state device that converts light into electrical energy by producing a voltage, as in a ... Examples from the Web for photocell. Expand.

Types of Photocells - Scribd

www.scribd.com/doc/19251628/Types-of-Photocells

If a sample of silicon has some of its atoms replaced by phosphorus atoms ( impurities), there will be extra electrons available for conduction. This is an example ...

How do photoelectric cells work? - Explain that Stuff

www.explainthatstuff.com/how-photoelectric-cells-work.html

Nov 29, 2016 ... All these things are examples of photoelectric cells (sometimes called photocells) —electronic devices that generate electricity when light falls ...

Types of Photocells | eHow

www.ehow.com/facts_5155030_types-photocells.html

Photocells, otherwise known as photodetectors and photosensors, are a catch-all category for a ... Listed here are some examples of photocells, and their uses.

BBC - GCSE Bitesize: Photocells

www.bbc.co.uk/schools/gcsebitesize/science/ocr_gateway_pre_2011/living_future/1_collecting_energy1.shtml

But sunlight is a renewable energy resource and photocells do not produce polluting waste while they are in use. Here are some other advantages to photocells:.

Photocell tutorial! - Instructables

www.instructables.com/id/Photocell-tutorial/

Photocells a.k.a CdS cells, photoresistors, LDR (light dependent resistor)...What is a ... Photocells are sensors that allow you to detect light. ... Some basic stats

Example Projects | Photocells | Adafruit Learning System

learn.adafruit.com/photocells/example-projects

Jul 29, 2012 ... Example Projects. by lady ada ... in your browser. Line-following robot that uses photocells to detect the light bouncing off of white/black stripes ...

photocell - Dictionary Definition : Vocabulary.com

www.vocabulary.com/dictionary/photocell

photocellphotocells. the "photocell" family. Usage Examples. All SourcesFiction Arts / CultureNewsBusinessSportsScience / MedTechnology. loading examples.