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Drafting pantograph in use Pantograph used for scaling a picture. The red shape is traced and enlarged. Pantograph 3d rendering. A pantograph (from Greek παντ- 'all, every' and γραφ- 'to write', from their original use for copying writing) is a mechanical linkage connected in a manner based on parallelograms so that the movement of one pen, in tracing an image, produces identical ...
This configuration is also called a pantograph, [2] [3] however, it is not to be confused with the parallelogram-copying linkage pantograph. The linkage can be a one-degree-of-freedom mechanism if two gears are attached to two links and are meshed together, forming a geared five-bar mechanism.
Educational leadership is the process of enlisting and guiding the talents and energies of teachers, students, and parents toward achieving common educational aims. This term is often used synonymously with school leadership in the United States and has supplanted educational management in the United Kingdom.
Leithwood co-authored How Leadership Influences Student Learning (2004), an extensive review of successful school leadership practices. Among its conclusion were "of all the factors that contribute to what students learn at school...leadership is second in strength only to classroom instruction," and "effective leadership has the greatest impact in those circumstances (e.g., schools "in ...
Linda G. Lambert is an American academic and an author. She is a professor emeritus at California State University, East Bay. [1]Lambert is most known for her work connecting the domains of leadership and literature, with a primary emphasis on the concepts of constructivist leadership, leadership capacity, liberation and literature.
The diamond-shaped, electric-rod pantograph of the Swiss cogwheel locomotive of the Schynige Platte railway in Schynige Platte, built in 1911 Cross-arm pantograph of a Toshiba EMU. A pantograph (or "pan" or "panto") is an apparatus mounted on the roof of an electric train, tram or electric bus [1] to collect power through contact with an ...
Alex Jones’ control of Infowars has lived on another day, although the long-term future of the site, known for peddling conspiracy theories, has been thrown into doubt after a bankruptcy judge ...
The Vertical Dyad Linkage Theory is a theory that deals with the individual dyadic relationships formed between leaders and their subordinates. [1] It is also widely known as The Leadership-Member Exchange (LMX) Theory. [2] Originally, the theory has been developed by Fred Dansereau, George Graen and William J. Haga, in 1975. [3]