Test your basic knowledge |

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






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






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






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






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






6. 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






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






8. When a machine multiplies the effort being used






9. Seeks to explain and describe the physical world






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






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






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






13. Which is not a true statement about gears?






14. Energy of position






15. 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






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






17. The turning point of a lever






18. Consists of an endless chain looped around three pulleys






19. An inclined plane which is wrapped around a cylinder






20. The energy of motion






21. Provides a framework for design and problem solving work






22. 550 foot- pounds per second






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






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






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






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






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






28. The English unit of measuring work






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






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






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






32. The development of something completely new






33. A pulley that changes direction of effort but provides no mechanical advantage






34. A force that opposes motion






35. A pulley that makes work easier






36. 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






37. The scientific formula for work is






38. The force applied to a lever






39. 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






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






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






42. The planned process of change






43. The improvement of things already invented






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






45. The weight of the obect being moved






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






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






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






49. Work divided by time






50. The study of how human beings best interact with technology