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Kết quả tìm kiếm cho “A.c. alternating current ” Tìm theo Từ | Cụm từ (2.151) | Cộng đồng hỏi đáp

Tìm theo Từ

Commutated

  • to reverse the direction of (a current or currents), as by a commutator., to convert (alternating current) into direct current by use of a commutator.

Striation

  • striated condition or appearance., a stria; one of many parallel striae., geology . any of a number of scratches or parallel grooves on the surface of a rock, resulting from the action of moving ice, as of a glacier., cell biology . any of the alternating...

Alternant

  • alternating; alternate., linguistics . a variant form that exists in alternation with another or others.

Rectifier

  • a person or thing that rectifies., electricity . an apparatus in which current flows more readily in one direction than the other, for changing an alternating current into a direct current., the apparatus that in distillation separates the most volatile...
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Rectify

  • to make, put, or set right; remedy; correct, to put right by adjustment or calculation, as an instrument or a course at sea., chemistry . to purify (esp. a spirit or liquor) by repeated distillation., electricity . to change (an alternating current) into...

Dynamotor

  • an electric machine for transforming direct current into alternating current or for altering the voltage of direct current, having two armature windings on the same core and a common magnetic field.

Alternator

  • a generator of alternating current.

Induction coil

  • a transformer for producing high-voltage alternating current from a low-voltage direct current, consisting essentially of two concentric coils with a common soft-iron core, a primary coil with relatively few windings of heavy wire, and a secondary coil...

Inverter

  • a person or thing that inverts., electricity . a device that converts direct current into alternating current.

Reactance

  • electricity . the opposition of inductance and capacitance to alternating current, expressed in ohms: equal to the product of the sine of the angular phase difference between current and voltage and the ratio of the effective voltage to the effective...

Electron tube

  • an electronic device that consists, typically, of a sealed glass bulb containing two or more electrodes, used to generate , amplify , and rectify electric oscillations and alternating currents .

Detection

  • the act of detecting., the fact of being detected., discovery, as of error or crime, telecommunications ., noun, noun, chance detection of smuggling ., rectification of alternating signal currents in a radio receiver., also called demodulation. the conversion...

Admittance

  • permission or right to enter, an act of admitting., actual entrance., electricity . the measure of the ability of a circuit to conduct an alternating current, consisting of two components, conductance and susceptance; the reciprocal of impedance, expressed...

Alternation

  • the act or process of alternating or the state of being alternated., alternate succession; repeated rotation, electricity . a single fluctuation in the absolute value of an alternating current or voltage from zero to a maximum and back to zero, being...

Polyphase

  • having more than one phase., of or pertaining to a set of alternating currents that have the same frequency but different phases and that enter a specified region at more than two points.

Conductance

  • the conducting power, esp. the power to conduct alternating current, of a conductor, equal to the real part of the admittance, and in a circuit with no reactance equal to the reciprocal of the resistance. symbol, g

Simultaneously

  • existing, occurring, or operating at the same time; concurrent, adverb, simultaneous movements ; simultaneous translation ., concurrently , synchronously

Converter

  • a person or thing that converts., electricity . a device that converts alternating current to direct current or vice versa. compare inverter , synchronous converter ., metallurgy . a chamber or vessel through which an oxidizing blast of air is forced,...

Oscillator

  • electronics . a circuit that produces an alternating output current of a certain frequency determined by the characteristics of the circuit components., a device or machine producing oscillations., a person or thing that oscillates.

Impedance

  • electricity . the total opposition to alternating current by an electric circuit, equal to the square root of the sum of the squares of the resistance and reactance of the circuit and usually expressed in ohms. symbol, also called mechanical impedance....
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