Engineering EOPA exam 2023 with 100% correct answers

How does AC and DC systems work and differ? DC current- flows in the same direction AC current- constantly flows How heat conductors and insulators work? Heat conductors rely on density (more particles) How to analyze solution/ identifying strengths and weaknesses? Efficiency Cost Safety Functionality Availability of materials Durability How to develop, test, and redesign prototypes? Test for safety and durability Test for efficiency What are the major engineering fields? Civil Mechanical Electrical Aerospace Structural What are the six simple machines? Pulley Lever Wheel and Axel Wedge Screw Plane What major functions do engineers perform? 1. Research- making new discoveries and finding uses 2. Development- production of a function able device/ process 3. Design- optimizing/ making easier to produce/ improving performance 4. Production/Testing- mass production + quantity control 5. Construction- Production on a site 6. Operations- managing facilities and networks 7. Sales- consumer creator link, creating a market 8. Management- using background for managing 9. Consulting- solving problems What role of OSHA is in the technical workplace? Occupational safety + health admin. Ensure safety standards are followed through