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Mechanical Systems 2

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 secondary or subordinate system that is part if a larger system.






2. Work= force x distance






3. The that has a handle because of a motoe or person turning it.






4. A twisting force.






5. The force acting perpendicular to a certain surface area.






6. The member of a pair of gears to which motion and power are transmitted by the other. The output gear.






7. The gear being turned buy the driver gear






8. The energy of motion.






9. A machine consisting of two turning objects attached to each other at thier centers. One object to turn






10. A machine used for raising or moving liquids.






11. The transmission of power between shafts by means of a belt connecting pulleys on the shafts.






12. The distance in a strait line from the center of a circle to the circle circumference






13. The ratio of the force produced by a machine or system (the load) to the force applied to the machine or system.






14. One of a pair of gears used to connect two shafts whose axes intersect.






15. A pivot pin near the outside edge of a wheel or disk that changes reciprocating motion into rotary motion.






16. The weight of an object that is is moved or lifted by a machine - or resistance to movement that a machine must overcome






17. Movement in a straight line.






18. A gear between the driver and the driven gear used to change rotational direction.






19. The work done by a machine as the output force acts through the output distance






20. Circular movement.






21. A system in which a gas - such as air - transmits a force exerted on gas in an enclosed space.






22. A swing back and forth at a regular rate.






23. A way to measure stuff.






24. The ability to do work.






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






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






27. A gear with teeth that fits into the links of a chain.






28. The application of force that moves an object a certain distance.






29. A common workplace disorder causing numbness and pain in the thumb and first three finger.






30. Energy is transferred from one plan to another - and no energy is changed or converted.






31. The science of designing gone or work environments that best suit the human body in it various dimensions.






32. A small cogwheel that engages or is engaged by a larger cogwheel.






33. The ratio of the useful work or energy provided by a machine or system with the actual work or energy supplied to the machine or system.






34. Measurement for work






35. Opposite in position - direction - order or effect.






36. A joint that allows connected shafts to spin freely while permitting a change in direction.






37. The quantitative relation between two amounts showing the number of times one value contains or is contained within the other.






38. A rotating gear that meshes with a bar that has gear teeth along its length. Changes rotating motion into linear motion.






39. A threaded shaft used to convert rotary movement to linear movement.






40. A pulley supported by attachment to something that does not move - such as a ceiling - wall - or tree.






41. A wheel with a grooved rim to guide a rope or chain that runs along the groove; used to transmit or change direction of force.






42. The ratio of the speed of the driving member of a gear train to that of the driven member.






43. A pear- shaped disk with an off- center pivot point - used to change rotating motion into reciprocating motion.






44. The point of the lever that does not move.






45. A combination of two or more gears used to transmit motion between two rotating shafts or between a shaft and a slide.






46. A push or pull on an object.






47. The part of a machine which contains two or more pieces arranged so that the motion of one compels the motion of the others.






48. A device used to regulate the flow of a liquid in a hydraulic system.






49. A mechanical arrangement consisting of a toothed wheel driven by a short revolving cylinder bearing a screw thread.






50. A machine consisting of a small cylinder - a crank or handle - on a cable. Winch can be used to lift or pull things