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  1. Jan 26, 2021 · The citations lean toward so-called hard science fiction (defined as science fiction based on hard science, which does not violate known scientific laws), and origin dates thin out in recent decades.

    • What Is A Dynamo?
    • How Does It Work?
    • So, What’s An Alternator?
    • What’s The Difference Between A Dynamo and An Alternator?
    • Has The Alternator Replaced The Dynamo?
    • Learning About The Dynamo Effect

    A dynamo, in essence, is a type of generator that produces direct current (DC) using a commutator. Dynamoswere the first electrical generators capable of delivering power and were the foundational discoveries of the modern era of electricity. In the context of vehicles, a car dynamo converts mechanical energy from the engine into electrical energy....

    A dynamo works by rotating a coil in a magnetic field, inducing a steady flow of DC. Its core components are a stator, which generates the magnetic field, and an armature, which contains the conductive wire loop. When the armature rotates, it cuts across the magnetic field lines, producing an electric current.

    An alternator, while similar to the dynamo in function, is different in design and output. An alternator, as its name suggests, produces an alternating current (AC), which is then rectified to DC to be used in the car’s electrical systems. Like the dynamo, it converts mechanical energy into electrical energy. However, it has several advantages over...

    One of the differences between a dynamo and an alternator is how they manage electrical output. Dynamos are self-exciting, which means they continue to produce electricity if the armature is rotating, regardless of the vehicle’s electrical load. Alternators vary their output based on the vehicle’s electrical needs, which makes them more efficient.

    The dynamo has largely been replaced by alternators in modern cars. This transition took place in the mid-1960s when car manufacturers began to include more electrical features in their vehicles. Today, almost all cars use alternators. However, you can still find dynamos in some classic and vintage cars.

    While the dynamo has played a significant role in the history of automotive technology, it has mostly been replaced by the more efficient and versatile alternator. Understanding the differences between these two parts helps us appreciate the mechanical and electrical systems that underpin our modern vehicles. It’s a reminder of the constant evoluti...

  2. Cyberpunk: A subgenre of science fiction typified by a bleak, high-tech setting in which a lawless subculture exists within an oppressive society dominated by computer technology. See also: TV Tropes. SFE. Dying Earth: A not uncommon category of sf story, which has now developed its own melancholy mythology.

    • Alien: Alien is a word that has long been used to refer to something foreign, but when did it become the go-to term for a being from another planet?
    • Android: Long before the invention of the word "robot," humans dreamed of mechanical beings. Clockwork artisans would construct all manner of automata—birds that flap their wings, monks that shuffle in silent prayer, dolls that pretend to serve tea or play the dulcimer.
    • Ansible: Ursula K. Le Guin coined this word for a device for instantaneous communication across the vast distances of space in her 1966 novel Rocannon's World.
    • Beam: While the word "beam" evokes visions of Captain Kirk saying, "Beam me up, Scotty," beam already refers to the transport of matter in the "Matter Transmitter" entry in the 1951 Dictionary of Science Fiction.
    • Advanced Technology. Often, science fiction universes have technologies that are beyond what humans are capable of doing at the present, such as the iPad-like devices used in mid-nighties science fiction shows.
    • AI Artificial Intelligence. These are human-created intelligent beings that live in a virtual environment such as on a computer. Hal from 2001 is iconic in this regard.
    • Alien. A creature not from Earth. Or at least not from where your protagonist is from. Writing TIP: Aliens that look and act human are easy to relate to.
    • Android from the Greek meaning like a human. These are artificial life forms that are constructed to resemble a human and act like one. They can be made from any material even organic material like flesh.
  3. Science fiction has numerous synonyms to describe it, however some would consider its synonyms to be sub-genres of the larger science fiction genre. For example, futurism, space fiction, space opera, space odyssey, and so on. Most people refer to the umbrella term of ‘science fiction’ as ‘sci fi’ and science fiction as a genre can be ...

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  5. Sep 19, 2022 · Science fiction, popularly shortened as sci-fi, is a genre of fiction that creatively depicts real or imaginary science and technology as part of its plot, setting, or theme. The fiction part of science fiction means, of course, that it’s a fictional story—not a real-life account. The word science refers to the fact that the story in some ...

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