self-induced electromotive force

См. также в других словарях:

• Electromotive force — (emf, mathcal{E}) is a term used to characterize electrical devices, such as voltaic cells, thermoelectric devices, electrical generators and transformers, and even resistors. For a given device, if an electric charge Q passes through that device …   Wikipedia

• self-induction — /sɛlf ɪnˈdʌkʃən/ (say self in dukshuhn) noun the production of an induced electromotive force in a circuit by a varying current in that circuit …  

• self-induction back-voltage — Back voltage produced by self induction. This induced electromotive force opposes the change in current, restricting it if the current is increasing and enhancing it if the current is decreasing …   Dictionary of automotive terms

• self-induction — This occurs when the current in an inductive circuit changes and the magnetic field cuts the conductors; this induced electromotive force opposes the change in current, restricting it if the current is increasing and enhancing it if the current… …   Dictionary of automotive terms

• self-induction — /self in duk sheuhn/, n. Elect. the process by which an electromotive force is induced in a circuit by a varying current in that circuit. [1870 75] * * * …   Universalium

• self-induction — self′ induc′tion n. elm the process by which an electromotive force is induced in a circuit by a varying current in that circuit • Etymology: 1870–75 …   From formal English to slang

• self-in|duct|ance — «SEHLF ihn DUHK tuhns», noun. Electricity. the property by which an electromotive force is induced in one circuit by a varying current in the same circuit …   Useful english dictionary

• inductance — /in duk teuhns/, n. Elect. 1. that property of a circuit by which a change in current induces, by electromagnetic induction, an electromotive force. Symbol: L Cf. inductive coupling, mutual inductance, self inductance. 2. inductor (def. 1). [1885 …   Universalium

• electromagnetism — /i lek troh mag ni tiz euhm/, n. 1. the phenomena associated with electric and magnetic fields and their interactions with each other and with electric charges and currents. 2. Also, electromagnetics. the science that deals with these phenomena.… …   Universalium

• inductance — The coefficient of electromagnetic induction; the unit of i. is the henry. [see induction] * * * in·duc·tance in dək tən(t)s n 1 a) a property of an electric circuit by which an electromotive force is induced in it by a variation of current… …   Medical dictionary

• henry — The unit of electrical inductance, when 1 V is induced by a change in current of 1 A/sec. [Joseph H.] * * * hen·ry hen rē n, pl henrys or henries the practical mks unit of inductance equal to the self inductance of a circuit or the mutual… …   Medical dictionary