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  1. en.wikipedia.org › wiki › Linear_motorLinear motor - Wikipedia

    Linear motor. Free-body diagram of a U-channel synchronous linear motor. The view is perpendicular to the channel axis. The two coils at centre are mechanically connected, and are energized in "quadrature" (meaning a phase difference of 90° (π/2 radians) between the flux of the magnets and the flux of the coils).

  2. Power-to-weight ratio is a measurement of actual performance of any engine or power source. It is also used as a measurement of performance of a vehicle as a whole, with the engine's power output being divided by the weight (or mass) of the vehicle, to give a metric that is independent of the vehicle's size.

  3. An electric motor is an electrical machine that converts electrical energy into mechanical energy. Most electric motors operate through the interaction between the motor's magnetic field and electric current in a wire winding to generate force in the form of torque applied on the motor's shaft. An electric generator is mechanically identical to ...

  4. e. The Industrial Revolution, sometimes divided into the First Industrial Revolution and Second Industrial Revolution, was a period of global transition of the human economy towards more widespread, efficient and stable manufacturing processes that succeeded the Agricultural Revolution. Beginning in Great Britain, the Industrial Revolution ...

  5. The Embraer E-Jet family is a series of four-abreast, narrow-body, short- to medium-range, twin-engined jet airliners designed and produced by Brazilian aerospace manufacturer Embraer . The E-Jet was designed as a complement to the preceding ERJ family, Embraer's first jet-powered regional jet.

  6. en.wikipedia.org › wiki › SteelSteel - Wikipedia

    Wrought iron. Steel is an alloy of iron and carbon with improved strength and fracture resistance compared to other forms of iron. Because of its high tensile strength and low cost, steel is one of the most commonly manufactured materials in the world. Steel is used in buildings, as concrete reinforcing rods, in bridges, infrastructure, tools ...

  7. Microsoft. The Microsoft campus is the corporate headquarters of Microsoft Corporation, located in Redmond, Washington, United States, a part of the Seattle metropolitan area. Microsoft initially moved onto the grounds of the campus on February 26, 1986, shortly before going public on March 13. The headquarters has undergone multiple expansions ...

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