reactance theory definition

reactance theory definition on May 29, 2021

Reactance - definition of reactance by The Free Dictionary (PDF) Reactance Theory - 40 Years Later If we apply voltage V 1 across primary of transformer, there will be a component I 1 X 1 to balance primary self induced emf due to primary leakage reactance. According to the theory when an individual feels forced into a certain behavior, they will react against the coercion. A circular mil is really a unit of area. Reactance | definition of reactance by Medical dictionary Inductive Reactance (Here, X 1 is primary leakage reactance). Capacitive Reactance is the complex impedance of a capacitor who’s value changes with respect to the applied frequency. Moreover, empirical We may find ourselves resistant to things that would otherwise benefit us because we don’t believe we have a choice. What is Ferroresonance? - Electrical Concepts Reactance can occur when someone is heavily pressured to accept a certain … Reactance is similar to resistance in that larger reactance leads to smaller currents for the same applied voltage. Reactance is measured in ohms (). The obstruction to the flow of alternating or changing current in electric circuits is known as reactance. We use capacitors in AC and DC circuits. Any device in which wire is wound circularly is an inductor. Reactance occurs when a person feels that someone or something is taking away their choices or limiting the range of alternatives. Thus for the above value of transformer inductance L, resonance will take place. From the equation, it is clear that inductive reactance is proportional to frequency. People tend to be highly motivated to preserve their freedom and may react negatively to commands, rules or actions that are perceived as a threat to certain individual freedoms. There are several types of reactance, as we'll see here now. Where: ƒ is the Frequency and L is the Inductance of the Coil and 2πƒ = ω. Theory of psychological reactance. It is basically a geometrical representation of circuit impedance.. Susceptance is the reciprocal of reactance (good for pure inductors and capacitors) and admittance is the reciprocal of impedance (totally general), and that's as close as you'll get. The unit Ohm for resistance is independent of frequency; it is just the ratio of voltage to current. reactance. In psychology, reactance refers to a way in which a person thinks or behaves when perceiving a threat to his or her freedom. Capacitive Reactance is the complex impedance of a capacitor who’s value changes with respect to the applied frequency. And like the nut, the theory, taken with a little salt, can be quite satisfying. Capacitive reactance is measured in ohms of reactance like resistance, and depends on the frequency of the applied voltage and the value of the capacitor. Keep an eye out and you'll see evidence of it in your everyday life. the idea that people become upset when their freedom is threatened or eliminated, so much so that they attempt to reassert their lost freedom. reactance, in electricity, measure of the opposition that a circuit or a part of a circuit presents to electric current insofar as the current is varying or alternating. The reactance changes with the frequency of the electrical signal. Description. In the RC Network tutorial we saw that when a DC voltage is applied to a capacitor, the capacitor itself draws a charging current from the supply and charges up to a value equal to the applied voltage. Reactance is mathematically symbolized by the letter “X” and is measured in the unit of ohms (Ω). The reactance of a circuit is equal to the component of the impressed electro-motive force at right angles to the current divided by the current, that is, the component of the impedance due to the self-inductance or capacity of the circuit. It can be treated in a similar way to electrical resistance. Reactance is an emotional reaction in direct contradiction to rules or regulations that threaten or eliminate specific behavioral freedoms. As the frequency approaches infinity the inductors reactance would also increase to infinity acting like an open … Trait reactance is defined as an individual’s general Reactance theory describes the pattern of behaviors that occur in an individual when they feel their freedoms are being taken away or restricted. Reactance Theory. Further, a circuit made entirely of elements that have only reactance (and no resistance) can be treated the same way as a circuit made entirely of elements with no reactance (pure resistance). The reactance to the circuit is the opposition in the flow of varying current. The welding transformer reduces the voltage from that of the supply down to about 70 V to 100 V which is the value needed for initiating the arc. That, in the shell of a macadamia nut, is the theory of psychological reactance. Meet Reactance X. Reactance (symbol X) is a value that opposes the current of capacitance and inductance. etc. Definition. There are two types of reactance: capacitive reactance (X c) and inductive reactance (X L). on the theory warrant reconsidering the nature of reactance using contemporary constructs that are amenable to direct measurement. After graduating from Harvard, Jack attended graduate school at the University of Minnesota, working with Leon Festinger. In accordance with reactance theory (Brehm, 1966), this view is supported as the organization is creating and continuing the controlled work situation through higher levels of centralization and formalization, as well as limiting employees' autonomy and freedom and causing a negative "reactance. Reactance is operationalized as an amalgam of anger and negative cognitions ( Dillard and Shen, 2005 ), preceded by a freedom threat ( Quick and Stephenson, 2008 ). Thus, there may be two manifestations of the occurrence of reactance: actual attempts to restore freedom, and increased perceived attractiveness of the lost or threatened option. Reactance is an unpleasant motivational arousal (reaction) to offers, persons, rules, or regulations that threaten or eliminate specific behavioral freedoms.Reactance occurs when a person feels that someone or something is taking away their choices or limiting the range of alternatives. Compare resistance 3. The only extra thing to remember when Psychological reactance. Noun. Psychological reactance: A theory of freedom and control. According to a field of study called reactance theory, writes Dr. Cialdini, Whenever free choice is limited or threatened, the … For a behavior to be free, the individual must have the relevant physical and psychological abilities to partake in it, and must know they can engage in it at the moment, or in the near future. Reactance has both magnitude and phase values, and further separates into inductive and capacitive components. Narcissists have an inflated sense of entitlement, so they should be more prone to reactance, because they are more likely than others to believe they deserve things that they are not getting. Psychological reactance occurs in response to threats to perceived behavioral freedoms. Resistance is unaffected by the rate of change of voltage or current and remains the same whether DC, or AC of any frequency is applied. And is measured in ohms, the symbol (Ω).

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