Topic: Variable Resistor
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How to Connect a Variable Resistor
Ohm's Law states Voltage = Current times Resistance (V= IR). Most circuits have a fixed input voltage, and resistors and other components break the voltage (and therefore the current) down to useful levels for various needs. One of the olde... Read More »
Source: http://www.ehow.com/how_5548594_connect-variable-resistor.html?re...
What Is a Variable Resistor Used For?
In electronics, it's important to be able to control features with a knob. Variable resistors have fulfilled a large part of the need to manually vary voltages and currents. Using a variety of conductive materials, like carbon, plastic and ... Read More »
Source: http://www.ehow.com/about_5127429_variable-resistor-used.html
How to Wire a Variable Resistor
A potentiometer, or "pot" for short, is also known as a variable resistor. Variable resistors are used when it is necessary to dynamically change the resistance in order to control the current in a circuit, and may also be used when a volta... Read More »
Source: http://www.ehow.com/how_5019464_wire-variable-resistor.html
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Variable Resistor
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A variable resistor, or potentiometer (known as a "pot" in abbreviated form), is an electronic adjustment device used in mostly radio communications and music/audio equipment for the purpose of adjusting volume levels and in music mixers fo...
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Source: http://www.ehow.com/how_5821145_replace-variable-resistor.html
A variable resistor allows for a portion of a circuit to have its resistance altered by the turn of a knob, useful for applications such as dimmer switches and temperature controls on heaters. Originally known as a rheostat, the variable re...
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Source: http://www.ehow.com/how_5887749_wire-potentiometer-variable-resis...
A variable resistor or rheostat is usually a tunable shaft connected to a knob, which can be turned by hand. The function of a variable resistor is to adjust the resistance across the terminals of the device, depending on the angle of the t...
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Source: http://www.ehow.com/how_7593694_use-variable-resistor-switch.html
Electrical current is the movement of subatomic charged particles, usually through wires. Magnetism is the force field created by magnets that allows them to move other magnets and certain metals without touching them physically. Yet, as di...
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Source: http://www.ehow.com/about_6566414_functions-variable-resistor-ele...
As the name suggests, it is a resistor, but you can change it's value using a linear slider or a rotary knob. The function is, to enable the user of a piece of equipment, to alter the value of a resistor and change the operation of the work...
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Source: http://wiki.answers.com/Q/What_is_the_function_of_variable_resist...
Variable resistor is an resistor that can change its resistance manually, by rotating a handle or a screw.
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Source: http://wiki.answers.com/Q/What_is_a_variable_resistor
