Potential difference and current in simple electric circuits: A study of students’ concepts Increased bioelectric potential difference across respiratory epithelia in cystic fibrosis The Conceptions of Electrical Potential Difference between Two Phases and the Individual Activities of Ions ...
In general, there is a measurable difference in potential between the two electrodes whether the cell is passing a current or not. 通常,无论电池有无电流流过,两电极之间均具有可测量的电势差。 www.kuenglish.info 2. But she also saw the difference in potential wind energy on an intact mountain...
: the difference in electrical potential between two points that represents the work involved or the energy released in the transfer of a unit quantity of electricity from one point to the other compare action potential, generator potential, membrane potential, resting potential More...
two-conductor transmission line model → voltage u and current i along the line: t i L i R x ut u C u G x iin time-varying electromagnetic field, voltage between two points depends on integrating path transversal voltage is a special case of voltage equal to the potential difference4...
解析 A。“potential difference”电势差是驱动电流的力。选项 B“the rate of flow of electric charge”是电荷的流动速率;选项 C“the opposition to the flow of electric current”是对电流的阻碍;选项 D“the electrical energy stored in a conductor”是导体中储存的电能。
1)potential difference电位差 1.Such electrodes are used for determining the pH value andpotential differencein mortal stomach juice, so that gastropathy and stomach pre-cancer can be early detected.电极用于测定人体胃液pH值与电位差,可诊断胃病与早期发现胃癌。
Electrical winding with a low potential difference between adjacent turnsPCT No. PCT/FR96/01621 Sec. 371 Date Aug. 7, 1997 Sec. 102(e) Date Aug. 7, 1997 PCT Filed Oct. 16, 1996 PCT Pub. No. WO97/15937 PCT Pub. Date May 1, 1997The present invention relates to a coil including ...
Calculate the change in potential energy when one calcium ion (Ca2+) flows into a muscle cell that has an electric potential difference of -90 mV. Answer in units of J. (charge of an electron is equal to: -1.6e-19C) What is the relationship between current, resistance, and voltage dif...
(General Physics) the difference in electric potential between two points in an electric field; the work that has to be done in transferring unit positive charge from one point to the other, measured in volts. Symbol:U,ΔVorΔφAbbreviation:pdCompareelectromotive force ...
between two points. A movement or a flow ofelectric chargesunder the effect of the potential difference is known as an electric current. The key difference between current and voltage is thata current always involves a movement of electric charges under an electric field whereas voltage does ...