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






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. Consists of an endless chain looped around three pulleys






4. Ways of overcoming difficulties






5. The scientific formula for work is






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






7. Seeks to explain and describe the physical world






8. The development of something completely new






9. A pulley that makes work easier






10. Force times distance






11. Provides a framework for design and problem solving work






12. The weight or resistance on a lever






13. 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






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






15. The weight of the obect being moved






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






17. 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






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






19. The energy of motion






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






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






22. The metric unit for measuring work






23. 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






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






25. 550 foot- pounds per second






26. The improvement of things already invented






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






28. The difficulties we must overcome






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






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






31. Which is not a true statement about gears?






32. The generation of ideas for solutions






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






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






35. Changes and improvements made to products already invented are






36. More than one pulley working together






37. The force applied to a lever






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






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






40. A force that opposes motion






41. Work divided by time






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






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






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






45. Energy of position






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






47. 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?






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






49. The English unit of measuring work






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