electrical resistance of an object is a measure of its opposition to the flow of electric current. Its reciprocal quantity is electrical conductance,...
33 KB (3,868 words) - 02:44, 27 June 2024
and the resistance between these contacts is 1 Ω, then the resistivity of the material is 1 Ω⋅m. Electrical conductivity (or specific conductance) is the...
75 KB (7,945 words) - 13:48, 11 July 2024
In electrical circuits, reactance is the opposition presented to alternating current by inductance and capacitance. Along with resistance, it is one of...
14 KB (2,208 words) - 12:26, 5 June 2024
Electrical contact resistance (ECR, or simply contact resistance) is resistance to the flow of electric current caused by incomplete contact of the surfaces...
18 KB (1,853 words) - 23:55, 10 July 2024
and thermodynamics, thermal conductance and thermal resistance are fundamental concepts that describe the ability of materials or systems to conduct heat...
29 KB (2,781 words) - 15:53, 27 June 2024
In electrical engineering, impedance is the opposition to alternating current presented by the combined effect of resistance and reactance in a circuit...
32 KB (5,061 words) - 10:03, 13 June 2024
current and resistance) caused by the internal resistance. The concept of internal resistance applies to all kinds of electrical sources and is useful...
5 KB (636 words) - 14:31, 12 July 2024
Insulator (electricity) (redirect from Electrical insulators)
An electrical insulator is a material in which electric current does not flow freely. The atoms of the insulator have tightly bound electrons which cannot...
32 KB (4,062 words) - 07:30, 1 March 2024
Admittance (redirect from Electrical admittance)
analogous to how conductance and resistance are defined. The SI unit of admittance is the siemens (symbol S); the older, synonymous unit is mho, and its symbol...
6 KB (901 words) - 12:34, 5 February 2024
Transconductance (redirect from Mutual conductance)
Transconductance (for transfer conductance), also infrequently called mutual conductance, is the electrical characteristic relating the current through...
9 KB (1,152 words) - 07:46, 19 May 2024