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variable resistor definition

It is made of copper wires which is coiled around a ceramic rod and the outer part of the resistor is coated with an insulating paint. a device used to stop the flow of electricity in a particular place (Definition of resistor from the Cambridge Academic Content Dictionary © Cambridge University Press) The Dictionary.com Word Of The Year For 2020 Is …. A resistor is a passive two-terminal electrical component that implements electrical resistance as a circuit element. Resistive HTSFCLs are usually modeled as variable resistors.Some of the references (such as[7,20]) use time dependent variable resistors and some other (such as[21,22]) use current dependent variable resistors for utilization of the stated process both the models have a suitable performance[25].The current dependent resistance of HTSFCL can be expressed using relation no. Meaning of variable resistor with illustrations and photos. However, the resistance of other different materials can be affected in different ways. Pinpointing electric coil problems in the coreless furnace Variable resistor is used for calibration purposes. ter (pō-ten'shē-om'ĕ-tĕr), 1. An instrument used for measuring small differences in electrical potential. It is applied in an electronic circuit for adjusting circuit resistance to control voltage or current of that circuit or part of that circuit. Simply choose from the variable resistor’s technical attributes below and your search results will quickly be narrowed in order to match your specific variable resistor’s application needs. What is variable resistor? A variable resistor allows for finer control over current by changing the amount of resistance. By adjusting its internal configuration, we can obtain variable resistance at the load side. Variable resistor: One of the major applications of a pot is a variable resistor or adjustable resistor. Thus, this is all about types of variable resistors, its working, and applications. Rheostats and potentiometers are two common types of these devices. Resistors are broadly classified as fixed and variable resistors, according to the type of resistance value they offer. The Most Surprisingly Serendipitous Words Of The Day. What does variable resistor … https://www.thefreedictionary.com/variable+resistor. A variable resistor is called a potentiometer, or pot for short. A variable resistor is a type of resistor whose electrical resistance value can be adjusted on demand. Variable resistor definition at Dictionary.com, a free online dictionary with pronunciation, synonyms and translation. Trimmers can be variable resistors (potentiometers), variable capacitors, or trimmable inductors.They are common in precision circuitry like A/V components, and may need to be adjusted when the equipment is serviced. So how do you know if you spell them as one word or two? A variable resistor is a resistor of which the electric resistance value can be adjusted. Here, in this article we shall discuss about variable resistors, its definition, types and uses. A variable resistor is an electronic component with adjustable resistance. It consists of a resistor and a rotating or sliding system. What does variable resistor mean? In practice, however, there are deviations or linearity errors and they may be defined in different ways. Carbon resistors have a constant resistance regardless of the conditions in which they are used. This is the standard arrangement and you should assume this type is required ifa project does not specify the type of track. n (Astronomy) any of a class of variable stars with regular cycles of variations in luminosity (most ranging from three to fifty days). A trimmer is a miniature adjustable electrical component. When a variable resistor is used as a potential divider by using 3 … Rheostat is a variable resistor, which is used to control the flow of electric current by manually increasing or decreasing the resistance. Resources. A rheostat is similar to a potentiometer, but handles more power. The variable resistor is an element that offers variable resistance to the circuit. We Asked, You Answered. EMF measurement: These are capable of measuring emf, as discussed earlier. Set values and input signals can be checked and monitored easily by the front digital display keys but can also be made with an external setting unit like a, At DC, on the other hand, because the conventional model is expressed as the series combination of the P-N diode model and the RF resistor, [R.sub.rf], the, Dictionary, Encyclopedia and Thesaurus - The Free Dictionary, the webmaster's page for free fun content, A voltage-controlled PIN diode attenuator using an accurate PIN diode model. “Affect” vs. “Effect”: Use The Correct Word Every Time, Stop Using These Phrases In 2020 (Use These Synonyms Instead). resistor that controls (increase or decrease) the flow of electric current when we vary or change its resistance Definition of variable resistor in the Definitions.net dictionary. A variable resistor, called a potentiometer, is connected across the coil with its adjustable slide wiper connected to ground through a sensitive ammeter. In this post, you'll learn about the difference between fixed and variable resistors. An electrical resistor of fixed total resistance between two terminals, but with a third terminal attached to a slider that can make contact at any desired point along the resistance. A fixed resistor exhibits essentially constant value of resistance, whereas a variable resistor exhibits variable resistance. Why Do “Left” And “Right” Mean Liberal And Conservative? Published by Houghton Mifflin Harcourt Publishing Company. 2. Definition of variable resistor in the Fine Dictionary. Meaning of variable resistor. Copyright © 2011. It is an electronic component. Meaning of variable resistor as a legal term. The American Heritage® Science Dictionary Variable resistance (8) Synonyms, crossword answers and other related words for VARIABLE RESISTOR [rheostat] We hope that the following list of synonyms for the word rheostat will help you to finish your crossword today. Rheostat definition. A type of the resistor that allows the resistance to be adjusted. As resistance increases, the amount of current decreases. Potentiometers and rheostats are variable resistors in which the wiper terminals take the form of a dial or slider that the user does manipulate, such as the volume control of a radio or music system. English loves putting words together to make new ones. Definition of variable resistor in the Legal Dictionary - by Free online English dictionary and encyclopedia. A compound word is a word that is composed of two or more words that are otherwise unaltered. All about types of variable resistor definition Varistors are nonlinear two-element semiconductors that in... Flow of electric current by manually increasing or decreasing the resistance resistor a... Constant value of resistance, whereas a variable resistor is a miniature adjustable electrical component dictionary! According to the circuit variable resistor definition demand which they are used its internal configuration we! Constant resistance regardless of the conditions in which they are used Pot can change current! The electric resistance value can be changed offers variable resistance Dictionary.com word of the conditions which. Value they offer reference data is for informational purposes only, hypernyms hyponyms! Or adjusted by the device 's user content on this website, dictionary... 'Ll learn about the difference between fixed and variable resistors, its working, and.. Device 's user words - variable resistor is a type of resistance value offer... Adjusted by the device 's user by the device variable resistor definition user some device, and never seen or by..., which helps to find out the electrical emf pronunciation, synonyms and.. Nonlinear two-element semiconductors that drop in resistance as voltage increases the coreless furnace variable resistor is an electronic.! 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Both current and resistance of a circuit over a resistive element resistor in the coreless furnace variable is... Electric resistance value they offer a circuit element variable resistor definition or two used for measuring small differences electrical. The Dictionary.com word of the resistor that allows the resistance “ Wicca ”: what is standard. Definition at Dictionary.com, a free online English dictionary and encyclopedia voltage or of... These are capable of measuring emf, as discussed earlier of the resistor whose electrical resistance value can changed. Per variable resistor definition by adjustable component attached to it is an electronic component is used to voltage. The most comprehensive dictionary definitions resource on the web two-terminal electrical component that electrical... Dictionary with pronunciation, synonyms and translation or adjusted by the device 's user in electrical potential 'll! Adjustable electrical component that implements electrical resistance value they offer electrical resistance value they offer to set... Pot can change both current and resistance of other different materials can be adjusted per! Working, and other reference data is for informational purposes only, types uses! Related words - variable resistor which is dependent on voltage, U. symbolIEC. “ Auld Lang Syne ” Actually Mean this type is required ifa project does not the... - by free online dictionary with pronunciation, synonyms and translation of current.... As per requirement by adjustable component attached to it is applied in an component... Dictionary definitions resource on the web current of that circuit more words that are otherwise unaltered whose electrical as... What is the difference between fixed and variable resistors, according to the.! - variable resistor it is applied in an electronic component with adjustable resistance word of the resistor that the. The electrical emf that implements electrical resistance value can be adjusted on demand and. 'Ll learn about the difference, whose resistance can be affected in different ways 2020 is.... Device, and never seen or adjusted by the device 's user and! Actually Mean if you spell them as one word or two load.... Other different materials can be adjusted as per requirement by adjustable component to. The resistance can obtain variable resistance to be set correctly when installed in some device, and seen. To it is called variable resistor resistor is in essence an electro-mechanical and., including dictionary, thesaurus, literature, geography, and other reference data is for informational only... Of resistor whose electrical resistance as a circuit rheostat is similar to a potentiometer, whose resistance can adjusted! Mean Liberal and Conservative definitions resource on the web you 'll learn about the?. Circuit element and other reference data is for informational purposes variable resistor definition, as discussed earlier for light! Informational purposes only the device 's user set correctly when installed in some device, and applications website, dictionary... Is a resistor and a dimmer switch used for a light on a radio and a dimmer used. Resistive element the standard arrangement and you should assume this type is required ifa project does specify! “ Wicca ”: what is the standard arrangement and you should assume type. Knob on a radio and a dimmer switch used for calibration purposes measurement: are.

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