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  2. Epstein frame - Wikipedia

    en.wikipedia.org/wiki/Epstein_frame

    An Epstein frame comprises a primary and a secondary winding. The sample under test should be prepared as a set of a number of strips (always a multiple of four) cut from electrical steel sheet or ribbon. Each layer of the sample is double-lapped in corners and weighted down with a force of 1 N [clarification needed] (see photo).

  3. Ex-Cell-O - Wikipedia

    en.wikipedia.org/wiki/Ex-Cell-O

    Nozzle plates for rockets; Aircraft engine parts; Boring machines; Thread grinding machines; Center lapping machines; By the mid-1960s, the company was based in Troy, Michigan. [6] In 1986, Ex-Cell-O was acquired by defense industry conglomerate Textron for $77.50 per share in cash, totaling about $1.1 billion (about $3.1 billion in 2023 dollars).

  4. Glossary of electrical and electronics engineering - Wikipedia

    en.wikipedia.org/wiki/Glossary_of_electrical_and...

    A plan to replace coal, oil, or natural gas fuel with other sources to produce electrical energy. fossil-fuel power station A power plant using coal, oil, or natural gas fuel. Fourier series A set of coefficients of sine and cosine waves; this can represent a time function as a function of frequency. Fourier transform

  5. GMT800 - Wikipedia

    en.wikipedia.org/wiki/GMT800

    The GMT800 was a General Motors full-size truck platform used from the 1999 through 2009 model years. It is the foundation for the Chevrolet Silverado and GMC Sierra pickups; and the derivative GMT820 and GMT830 versions for the Chevrolet Tahoe/GMC Yukon and the Chevrolet Suburban/GMC Yukon XL full-size SUVs, respectively.

  6. Drawing up a comprehensive list of words in English is important as a reference when learning a language as it will show the equivalent words you need to learn in the other language to achieve fluency. A big list will constantly show you what words you don't know and what you need to work on and is useful for testing yourself.

  7. List of mnemonics - Wikipedia

    en.wikipedia.org/wiki/List_of_mnemonics

    In most words like friend, field, piece, pierce, mischief, thief, tier, it is "i" which comes before "e". But on some words with c just before the pair of e and i, like receive, perceive, "e" comes before "i". This can be remembered by the following mnemonic, I before E, except after C

  8. Rotating magnetic field - Wikipedia

    en.wikipedia.org/wiki/Rotating_magnetic_field

    The rotating magnetic field is the key principle in the operation of induction machines.The induction motor consists of a stator and rotor.In the stator a group of fixed windings are so arranged that a two phase current, for example, produces a magnetic field which rotates at an angular velocity determined by the frequency of the alternating current.

  9. Automatic direction finder - Wikipedia

    en.wikipedia.org/wiki/Radio_Magnetic_Indicator

    A radio magnetic indicator (RMI) is an alternate ADF display providing more information than a standard ADF. While the ADF shows relative angle of the transmitter with respect to the aircraft, an RMI display incorporates a compass card, actuated by the aircraft's compass system, and permits the operator to read the magnetic bearing to or from ...