A photoresistor is a light-controlled variable resistor. The resistance of a
photoresistor ... Large CdS Photocell from a street light. Photoresistors are less ...
Photocell definition, a solid-state device that converts light into electrical energy
by producing a voltage, as in a photovoltaic cell, or uses light to regulate the flow
Photocells are circuit elements that have many applications. A major application
of photocells is in automatic lighting devices such as "dusk-to-dawn" lights.
Photocell sensors are light-detecting devices that act as automatic switches to
power electrically powered devices on or off in the presence of light. One
A photocell is made up of a semiconductor, the working of which is dependent on
the intensity of incident light. When the amount of light exceeds a certain ...
A photocell is a type of sensor that reacts to light or electromagnetic energy. One
of the most common types of photocell is a...
www.ask.com/youtube?q=What Is A Photocell&v=Y-rW8HLlJgY
Feb 2, 2011 ... A Photo Cell, LDR, or Light Dependant Resistor is used to detect light.
Information on more components can be found in my videos or going ...
Nov 29, 2016 ... All these things are examples of photoelectric cells (sometimes called photocells)
—electronic devices that generate electricity when light falls ...
(Electronics) a device in which the photoelectric or photovoltaic effect or
photoconductivity is used to produce a current or voltage when exposed to light
or other ...
Photocells. Photocells act as light sensors. Inlike infrared sensors that are good
for line followers or detecting the presense of an object, photocells are good ...