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Full-Text Articles in Engineering

Relationships Between Chemistry Variations And The Morphology And Nodular Formation Of Carbon Nodules In Ductile Cast Iron, Donald Francis Cassel Jan 1989

Relationships Between Chemistry Variations And The Morphology And Nodular Formation Of Carbon Nodules In Ductile Cast Iron, Donald Francis Cassel

Dissertations and Theses @ UNI

The purpose of this study was to determine what relationships exist between the chemistry and the morphology and nodular formation of carbon nodules in commercially produced ductile cast iron. Additionally, the effects of chemistry on the hardness of produced castings from net shake processes were investigated. According to pertinent information in current literature, the hardness of castings has a direct bearing on the final cost of products.

The method of gathering this information and developing a correlation between the chemistry variations and the morphology and nodular formation was facilitated by the cooperation of a commercial producer of ductile cast iron …


An Analysis Of The Importance Of Selected Applied Physics Concepts As Prerequisites To Training In Automotive Technology, Patrick Michael Mccleskey Jan 1989

An Analysis Of The Importance Of Selected Applied Physics Concepts As Prerequisites To Training In Automotive Technology, Patrick Michael Mccleskey

Dissertations and Theses @ UNI

The purpose of this study has been to develop information that may be useful in the preparation of curriculums and materials dedicated to the remediation of applied physics knowledge and skill deficits demonstrated by entering automotive technology students. The problem was to identify and rank-order the importance of applied physics concepts within the mechanical, fluidal, electrical/electronic, thermal, and chemical domains that are foundational to training in automotive technology.

A questionnaire containing 77 concept statements with a corresponding graphic rating scale was administered via mailed correspondence to all 196 of California's full-time community college automotive instructors. Of these, 130 (66.33%) were …


Competencies Required Of Baccalaureate Degree Graduates From Graphic Communications Programs, Eldon B. Swanson Jan 1989

Competencies Required Of Baccalaureate Degree Graduates From Graphic Communications Programs, Eldon B. Swanson

Dissertations and Theses @ UNI

The problem of this study was to identify and validate a list of competencies that may be used by graphic communications educators as the basis for curricula development that meets the needs of the contemporary graphic communications industry. The purpose of this study was to provide the graphic communications educator with a comprehensive, prioritized, and logically clustered list of competencies required of baccalaureate degree graduates from graphic communications programs as perceived by representatives from the graphic communications industry and graphic communications educators.

The survey instrument used for this study is based on a seven point graphic rating scale on which …