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Introduction To Engineering - 7

Subject : engineering
Instructions:
  • Answer 50 questions in 15 minutes.
  • If you are not ready to take this test, you can study here.
  • Match each statement with the correct term.
  • Don't refresh. All questions and answers are randomly picked and ordered every time you load a test.

This is a study tool. The 3 wrong answers for each question are randomly chosen from answers to other questions. So, you might find at times the answers obvious, but you will see it re-enforces your understanding as you take the test each time.
1. Two wheels that intermest at an angle to change the direction of rotation - also altering speed and force if necessary






2. A bar or rod that tilts on a pivot - or fulcrum - used to overcome a resistance or to raise a weight when force is applied is a






3. Models that function and look like the finished product but are usually hand- built






4. When designing a solution to a problem - a problem solver should always






5. A bar or rod that tilts on a pivot - or fulcrum






6. The metric unit for measuring work






7. A wheel fixed to a support with a rope that is run over the wheel to change the direction of a force applied to the rope






8. The weight or resistance on a lever






9. Seeks to meer our needs and wants and to extend our capabilities






10. A wheel that meshes with a sliding toothed bar - converting rotary motion to reciprocating (to- and- fro)






11. Operational models used to test the mechanical or electrical systems






12. A lever in which the fulcrum is at one end - and the effort is at the other end






13. A machine in which a lever rotates around a fixed point






14. Provides a structure for thinking and doing






15. More than one pulley working together






16. A shaft with a screw thread that meshes with a toothed wheel to alter the direction of motion - and change the speed and force






17. A guide to help make problem solving in technology more effective






18. Two gear wheels that intermesh in the same plane - regulating the speed or force of motion and reversing its direction






19. Involves the effort you put in and the distance over which you maintain the effort






20. If you generate alternative solutions and begin to build your best solution - but you have problems building your design - what should you do?






21. The generation of ideas for solutions by a group is known as






22. Consists of an endless chain looped around three pulleys






23. A fixed wheel with a rope or chain that is attached to a load - used to change the direction of a force or to lift heavy objects - is a






24. The process of how solutions to problems are developed is






25. Provides a framework for design and problem solving work






26. The planned process of change






27. Energy of position






28. When generating ideas for a solution to a problem - it is important to do which of the following in order to effectively and visually communicate these ideas for use in construction drawings?






29. Force times distance






30. Toothed wheels that intermesh with other toothed wheels to transmit motion and force are






31. Energy may change form but the amount of energy remains the same






32. The turning point of a lever






33. The improvement of things already invented






34. Describes the limitations and requirements of the project's solution






35. A force that opposes motion






36. 550 foot- pounds per second






37. A pulley that makes work easier






38. The development of something completely new






39. Shows what a product will look like when it is produced






40. The scientific formula for work is






41. The generation of ideas for solutions






42. Seeks to explain and describe the physical world






43. Provides direction for the work of the designer






44. Changes and improvements made to products already invented are






45. The force applied to a lever






46. The force (push or pull) used to do work






47. A lever in which the fulcrum is between the effort and the load






48. A lever in which the fulcrum is at one end - and the load is at the other end






49. When a machine multiplies the effort being used






50. Come in a variety of sizes with their teeth straight or curved and inclined at a variety of angles







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Can you answer 50 questions in 15 minutes?


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