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PLTW CIM Fina questions and answers already passed 2024
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PLTW CIM Fina questions and answers already passed 2024
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PLTW CIM FinalFour Factors of Design - correct answer ✔Economy
Safety
Functionality
Ethics
According to the Engineering Code of Ethics, engineers will uphold and
advance the integrity, honor, and dignity of the engineering profession by: -
correct answer ✔Using their knowledge and skill for the enhancement of
human welfare
Being honest and impartial with the public, their employers, and clients
Striving to increase the competence and prestige of the engineering
profession
Supporting the professional and technical societies of their disciplines
Cutting Speed - correct answer ✔The rate of a tool measured in surface feet
per minute
Spindle Speed - correct answer ✔The number of revolutions per minute
(rpm) that is made by the cutting tool of a machine
Feed - correct answer ✔The distance advanced by the cutting tool along the
length of the work for every revolution of the spindle
Jig - correct answer ✔A device that holds and locates a piece of work and
guides the tools that operate upon it.
, Fixture - correct answer ✔A device designed and built for holding a particular
piece of work for machining operations.
Why Use Jigs & Fixtures? - correct answer ✔Quality Safety
Primary Processing - correct answer ✔Raw materials to industrial materials
Raw materials are renewable or exhaustible
Secondary Processing - correct answer ✔Create final products from primary
product
Ceramics - correct answer ✔Any of various hard, brittle, heat-resistant, and
corrosion-resistant materials made by shaping and then firing a nonmetallic
mineral, such as clay, at a high temperature.
Metals - correct answer ✔- Any of a category of electropositive elements that
usually have a shiny surface, are generally good conductors of heat and
electricity, and can be melted or fused, hammered into thin sheets, or drawn
into wires.
Plastics - correct answer ✔Materials that undergo a permanent change in
shape or size when subjected to a particular amount of stress.
Organic Material - correct answer ✔Can be traced back to living organisms
(or parts of living organisms) - Coal, petroleum, wood, and wool
Inorganic Material - correct answer ✔Nonliving ores and earth elements -
Copper, gold, aluminum, glass, and cement
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