resistive circuit
61Moteur à induction — Machine asynchrone Machine asynchrone 8 kW La machine asynchrone, connue également sous le terme « anglo saxon » de machine à induction, est une machine électrique à courant alternatif sans connexion entre le stator et le rotor. Les… …
62Moteurs asynchrones — Machine asynchrone Machine asynchrone 8 kW La machine asynchrone, connue également sous le terme « anglo saxon » de machine à induction, est une machine électrique à courant alternatif sans connexion entre le stator et le rotor. Les… …
63Low-power electronics — means that the consumption of electric power is deliberately low, e.g. notebook processors. Electronics The density and speed of integrated circuit computing elements has increased roughly exponentially for a period of several decades, following… …
64RC time constant — In an RC circuit, the value of the time constant (in seconds) is equal to the product of the circuit resistance (in ohms) and the circuit capacitance (in farads), i.e. au = R × C . It is the time required to charge the capacitor, through the… …
65Nominal impedance — in electrical engineering and audio engineering refers to the approximate designed impedance of an electrical circuit or device. The term is applied in a number of different fields, most often being encountered in respect of: The nominal value of …
66Electrical ballast — Choke ballast (inductor) used in older lighting. This example is from a tanning bed. Requires a lamp starter (below) and capacitor …
67Copper wire and cable — Copper has been used in electric wiring since the invention of the electromagnet and the telegraph in the 1820s.[1][2] The invention of the telephone in 1876 proved to be another early boon for copper wire.[3] Today, despite competition from… …
68Joule's laws — are a pair of laws concerning the heat produced by a current and the energy dependence of an ideal gas to that of pressure, volume, and temperature, respectively. Joule s first law, also known as the Joule effect, is a physical law expressing the …
69building construction — Techniques and industry involved in the assembly and erection of structures. Early humans built primarily for shelter, using simple methods. Building materials came from the land, and fabrication was dictated by the limits of the materials and… …
70Adaptateur d'impédance — Adaptation d impédances Pour les articles homonymes, voir Adaptation. Est traité ici le sujet concernant les impédances électriques : pour les impédances mécaniques ou motionnelles, voir ces termes. L’adaptation d impédances est une… …
