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Introduction To Engineering - 7

Subject : engineering
Instructions:
  • Answer 50 questions in 15 minutes. 2 minutes extra for reading the instructions.
  • 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. Provides a framework for design and problem solving work






2. The scientific formula for work is






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






4. The ability to do work






5. The English unit of measuring work






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






7. 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?






8. The development of something completely new






9. The metric unit for measuring work






10. The generation of ideas for solutions






11. Consists of an endless chain looped around three pulleys






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






13. Energy of position






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






15. Two wheels that intermest at an angle to change the direction of rotation - also altering speed and force if necessary






16. The energy of motion






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






18. 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






19. Seeks to explain and describe the physical world






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






21. Which is not a true statement about gears?






22. An inclined plane which is wrapped around a cylinder






23. The weight of the obect being moved






24. Provides a structure for thinking and doing






25. A system of pulleys that consists of one rope wound around two separate sets of pulley - each of which is free to rotate independently on the same axle






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






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






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






29. 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






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






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






32. 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






33. The difficulties we must overcome






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






35. The weight or resistance on a lever






36. The amount of effort needed to raise a load by using a pulley system is determined by






37. Work divided by time






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






39. The planned process of change






40. The force applied to a lever






41. 550 foot- pounds per second






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






43. Machines are used to make work easier. How does a machine accomplish this?






44. A force that opposes motion






45. The turning point of a lever






46. The improvement of things already invented






47. Levers in which the fulcrum is always placed between the effort and the load are called






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






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






50. More than one pulley working together






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