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  • 101Sundial — A sundial is a device that measures time by the position of the Sun. In common designs such as the horizontal sundial, the sun casts a shadow from its style (a thin rod or a sharp, straight edge) onto a flat surface marked with lines indicating… …

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  • 102Lathe — A lathe (pronEng|ˈleɪð) is a machine tool which spins a block of material to perform various operations such as cutting, sanding, knurling, drilling, or deformation with tools that are applied to the workpiece to create an object which has… …

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  • 103PIC microcontroller — PIC microcontrollers in DIP and QFN packages …

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  • 104Quaternions and spatial rotation — Unit quaternions provide a convenient mathematical notation for representing orientations and rotations of objects in three dimensions. Compared to Euler angles they are simpler to compose and avoid the problem of gimbal lock. Compared to… …

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  • 105Ball bearing — For individual balls that are sometimes called ball bearings , see Ball (bearing). Working principle for a ball bearing …

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  • 106O'Neill cylinder — The O Neill cylinder also called Island Three is a space habitat design proposed by physicist Gerard K. O Neill in his book, The High Frontier . In the book O Neill proposes the colonization of space for the 21st century, using materials from the …

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  • 107Kerr metric — In general relativity, the Kerr metric (or Kerr vacuum) describes the geometry of spacetime around a rotating massive body. According to this metric, such rotating bodies should exhibit frame dragging, an unusual prediction of general relativity; …

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  • 108Torque converter — A torque converter is a modified form of fluid coupling that is used to transfer rotating power from a , such as an internal combustion engine or electric motor, to a rotating driven load. Like a basic fluid coupling, the torque converter… …

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  • 109Superior oblique muscle — Superior oblique Rectus muscles: 2 = superior, 3 = inferior, 4 = medial, 5 = lateral Oblique muscles: 6 = superior, 8 = inferior Other muscle: 9 = levator palpebrae superioris …

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  • 110Lake Compounce — Location Bristol, Connecticut, United States Coordinates …

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