Search results for "Voltage" - New World Encyclopedia
From New World Encyclopedia
- equivalent to what was called the internal voltage source in the previous section ... the SI unit of electromotive force. The voltage across the terminals of ...31 KB (4,897 words) - 11:28, 20 September 2023
- circuited, the applied charge induces a voltage across the material. The ... === High voltage and power sources === Direct piezoelectricity of some ...25 KB (3,464 words) - 06:13, 24 November 2022
- A number of high voltage dry piles were invented between the early ... devices which produce very high voltage at very low current and ...18 KB (2,558 words) - 16:05, 13 February 2024
- for capacitors and for insulating high-voltage electrical equipment. As ... they have been used as insulators in high-voltage electrical equipment. ...9 KB (1,317 words) - 16:34, 9 November 2022
- "negative resistance." Once the voltage across the device reaches ... A piezoelectric material develops a voltage difference between two faces ...16 KB (2,304 words) - 23:57, 3 December 2023
- #039;s power network was based on low-voltage DC, which meant large currents ... and Stanley installed the first multiple-voltage AC power system in Great ...15 KB (2,305 words) - 00:24, 24 November 2022
- from the apparent power, when the current and voltage are both sinusoids with a known phase angle between them: :\mbox{(real power)} = \mbox { ...5 KB (743 words) - 00:16, 13 February 2024
- heater current or elevated cathode voltage. Once the CRT has warmed ... It is most useful for the horizontal voltage to repeatedly increase linearly ...37 KB (6,021 words) - 16:18, 3 December 2023
- A transistor is a semiconductor device that uses a small amount of voltage or electrical current to control a larger change in voltage or current ...30 KB (4,329 words) - 02:07, 2 May 2023
- V/cm as compared to five to ten V/cm). At a given voltage, the heat generation and thus the gel temperature is much lower than with TBE or TAE buffers ...10 KB (1,388 words) - 19:37, 20 November 2023
- that cross paths at a cell, creating a voltage difference between front ... can be maintained by applying low-level voltage between all horizontal and ...16 KB (2,366 words) - 20:45, 9 April 2023
- An alternating voltage applied to one winding creates a time-varying ... Transformers are essential for high voltage power transmission, which ...40 KB (5,952 words) - 02:06, 2 May 2023
- part of the motor across which the input voltage is supplied. Depending upon ... is also common, with a fixed field voltage, the speed being controlled ...46 KB (7,150 words) - 00:15, 13 February 2024
- when Wildman Whitehouse applied excessive voltage to the cable while trying ... Whitehouse believed that, with enough voltage, any cable could be driven ...19 KB (2,734 words) - 21:23, 26 February 2023
- styles are usually started using pulses of high voltage. ... When power is applied, there is sufficient voltage to strike an arc between ...36 KB (5,574 words) - 23:52, 12 February 2022
- of the condemned person. Typically, an initial voltage of around 2,000 volts is applied for up to 15 seconds both to induce unconsciousness and to stop ...11 KB (1,758 words) - 02:55, 29 December 2021
- electron microscopy (TEM) involves a high voltage electron beam emitted by ... Unlike the TEM, where electrons of the high voltage beam form the ...20 KB (2,873 words) - 15:58, 13 February 2024
- light from the fingers or stylus. The voltage thus induced in the reverse ... positive electrical polarity. When the voltage across the p-n junction ...41 KB (6,290 words) - 01:16, 26 October 2022
- * high-voltage indicators * lightning arrestors * wave meter tubes * television tubes == External links == All links retrieved November 11, 2022. ...6 KB (841 words) - 16:18, 11 November 2022
- to flow. Connected directly to a constant-voltage mains power line, a fluorescent ... instead. For operation from AC mains voltage, the use of simple inductor ...43 KB (6,681 words) - 17:46, 28 March 2024
- regained some popularity recently in low-voltage tracks, which often look ... made up of small low wattage, low voltage lamps in a track or translucent ...20 KB (3,109 words) - 01:38, 26 October 2022
- is connected to the positive side of a low voltage direct-current power source ... Low force/low voltage separable connectors used in telecommunications ...13 KB (1,984 words) - 17:16, 29 December 2021
- electric organ discharges (EODs), which may be low voltage for electrolocation and high voltage to stun prey or offer protection. ====Fossil record==== ...14 KB (1,774 words) - 17:27, 17 December 2022
- its structure with the application of high-voltage pulses. This addresses problems ... requires application of higher than usual voltage. Repeated exposure to UV ...21 KB (3,125 words) - 19:08, 16 April 2023
- A typical PEM fuel cell produces a voltage from 0.6 V to 0.7 V at ... * Ohmic loss (voltage drop due to resistance of the cell components ...40 KB (5,810 words) - 07:10, 15 April 2024
- are biased with a fixed charge (Q). The voltage maintained across the capacitor ... the audio signal, and lowpass for the bias voltage. Note that the time constant ...49 KB (7,389 words) - 10:39, 10 March 2023
- just as it is impossible to set up a voltage difference in a superconductor. Superfluid helium also exhibits a "creeping" effect—some ...7 KB (1,079 words) - 13:54, 28 April 2023
- that regulate megawatts of power on high voltage distribution lines. In applications ... high, allowing a wide range of high voltage or high amperage applications ...28 KB (4,495 words) - 14:19, 28 April 2023
- until about 1980. Robert Moog developed voltage controlled oscillators and ... was a collection of modules of voltage-controlled envelope generators ...23 KB (3,345 words) - 16:02, 13 February 2024
- If a chemical reaction is driven by an external applied voltage, as ... Sturgeon with mercury would produce a better voltage. [[Image:Arrhenius2 ...56 KB (8,590 words) - 15:53, 13 February 2024
- "I" and measure the resulting voltage "U" across the ... If the voltage is zero, then the resistance is zero, which means that ...21 KB (3,041 words) - 23:46, 26 February 2023
- energy, or changes alternating current from one voltage level to a different voltage level. ====Electronic machine==== Electronics ...16 KB (2,145 words) - 04:49, 5 November 2022
- of as arising as a response to an applied voltage, currents in the magnetosphere ... field (rather than from any driving voltage), a consequence of "Ampére ...23 KB (3,695 words) - 05:21, 5 November 2022
- of capacitors and insulation for high-voltage electrical equipment. Diamonds ... which means that they can generate a voltage in response to applied mechanical ...24 KB (3,432 words) - 06:31, 11 January 2024
- rubber (EPR) is useful as insulation for high voltage cables. Thermoplastic elastomers are relatively easy to use in manufacturing processes, such as ...7 KB (1,017 words) - 07:38, 10 August 2023
- in the world with 220-240V household voltage. *BC or B22 or double ... standard sizes of screw-in sockets used for line-voltage lamps: ...44 KB (6,810 words) - 12:43, 4 March 2024
- current power supplies and constant voltage power supplies. In arc welding ... where Q = heat input (kJ/mm), V = voltage (V), I = current (A), and ...41 KB (6,376 words) - 23:28, 3 May 2023
- (named the collector). However, when the voltage was reversed the electrons ... down onto the surface of a crystal and voltage applied to the other side ...37 KB (5,657 words) - 17:50, 25 January 2023
- electrodes for discharges of a high voltage electric current. He found ... contains a gas, and a wire, and a high voltage is applied between the cylinder ...25 KB (3,822 words) - 14:14, 20 May 2023
- it to the maximum stopping potential (voltage) in a phototube. He found ... harnessed, creating electric current at a voltage related to the bandgap energy. ...23 KB (3,443 words) - 04:26, 24 November 2022
- in series in modules, creating an additive voltage. Connecting cells in parallel ... The voltage measured is equal to the difference in the quasi Fermi ...90 KB (13,568 words) - 15:08, 27 April 2023
- noise (see Johnson–Nyquist noise) voltage or current of an electrical ... use the Seebeck effect to generate a voltage, resistance thermometers ...25 KB (3,599 words) - 01:20, 19 April 2023
- a shock to the learner, with the voltage increasing for each wrong answer. for each shock level. After a number of voltage level increases, the actor ...34 KB (5,093 words) - 15:49, 27 April 2023
- using a mercury vapor lamp, or (b) a high-voltage electric field in a process called cold discharge or corona discharge. The cold discharge apparatus ...30 KB (4,607 words) - 06:05, 18 November 2022
- a supplemental oscillatory excitation voltage is applied to the endcap ... ion source, a metallic filament to which voltage is applied. This filament ...44 KB (6,414 words) - 16:19, 7 November 2022
- the two types differing only in intensity (voltage) and quantity (strength of the current). The next year, he discovered in experiments on prisms ...12 KB (1,816 words) - 11:01, 9 May 2023
- motors. AC-powered fans usually use mains voltage, while DC-powered fans use ... and the convenience of wiring such a low voltage, such fans usually operate ...28 KB (4,570 words) - 00:41, 25 March 2024
- When two electrodes are placed in an electrolyte and a voltage is applied, one electrode, called the cathode, becomes negatively charged; the ...13 KB (1,858 words) - 08:06, 29 December 2021
- reacts with an electrode to induce a current or voltage change. == Notes == == References == * Butler, A. R., and R. Nicholson. 2003. Life, Death ...12 KB (1,673 words) - 02:25, 16 November 2022
- mechanism is thought to provide a driving voltage for these currents on the ... This voltage accelerates electrons to auroral energies and seems to ...25 KB (3,925 words) - 17:52, 22 August 2023