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Test your basic knowledge |
Mechanical Systems 2
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Subject
:
engineering
Instructions:
Answer 50 questions in 15 minutes.
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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 combination of fixed and movable pulleys - may be used to list very heavy or awkward loads.
Block and tackle
Input work
Rack & Pinion
Crown & Pinion
2. The quantitative relation between two amounts showing the number of times one value contains or is contained within the other.
Ratio
Energy
Carpal Tunnel Syndrome
Gear
3. A mechanical system that uses a liquid under pressure in a close system to raise heavy objects.
Hydraulic lift
Valve
Force
Pulley
4. The distance between adjacent threads in a screw.
Pitch
Oscillate
Gear
Work
5. A pear- shaped disk with an off- center pivot point - used to change rotating motion into reciprocating motion.
Torque
Cam & Follower
Rotary Motion
Crown & Pinion
6. A system having a boundary that separates it from it surroundings.
Universal Joint
Closed system
Fulcrum
Simple Gear Train
7. A back and forth movement.
Idler Gear
Reciprocating
Block and tackle
Pascal's law
8. A small cogwheel that engages or is engaged by a larger cogwheel.
Inverse
Crown & Pinion
Input
Lead Screw
9. A toothed wheel that works with others to alter the relation between the speed of an engine and the speed of the driven parts.
Winch
Gear
Simple Gear Train
Pressure
10. A pulley supported by attachment to something that does not move - such as a ceiling - wall - or tree.
Fixed pulley
Kinect energy
Ratio
Crank & Slider
11. The ability to do work.
Bevel Gear
Joules
Work
Energy
12. A machine consisting of a small cylinder - a crank or handle - on a cable. Winch can be used to lift or pull things
Simple Gear Train
Pascal's law
Winch
Lever
13. A combo of several pulleys working together.
Compound pulley
Work
Ergonomics
Sprocket
14. A machine used for raising or moving liquids.
Joules
Pumps
Fulcrum
Block and tackle
15. Something put into a system - such as resources - in order to achieve a result.
Input
Valve
Winch
Compound pulley
16. The results of the operation of any system.
Output
Pumps
Bevel Gear
Reciprocating
17. A machine consisting of a bar that is free to rotate around a fixed point - changing the amount of force that must be exerted to move an object.
Load
Pressure
Lever
Oscillate
18. A pivot pin near the outside edge of a wheel or disk that changes reciprocating motion into rotary motion.
Fixed pulley
Crank & Slider
Kinect energy
Pulley
19. The ratio of the force produced by a machine or system (the load) to the force applied to the machine or system.
Mechanical advantage
Lead Screw
Worm & Wheel
Class 1 lever
20. A lever in which the effort is applied between the fulcrum and the load.
Fixed pulley
Drive Gear
Class 3 lever
Pascal's law
21. A twisting force.
Fixed pulley
Class 1 lever
Torque
Load
22. A mechanical arrangement consisting of a toothed wheel driven by a short revolving cylinder bearing a screw thread.
Speed ratio
Worm & Wheel
Load
Rack & Pinion
23. The point of the lever that does not move.
Radius
Fulcrum
Closed system
Idler Gear
24. A lever in which the load is between the fulcrum and the effort.
Hydraulic lift
Crown & Pinion
Class 2 lever
Force
25. A threaded shaft used to convert rotary movement to linear movement.
Fulcrum
Torque
Lead Screw
Belt and Pulley
26. A way to measure stuff.
Inverse
Cam & Follower
Crank & Slider
Newtons
27. The energy of motion.
Class 1 lever
Bevel Gear
Radius
Kinect energy
28. Stored energy
Idler Gear
Driven Gear
Sprocket
Potential energy
29. One of a pair of gears used to connect two shafts whose axes intersect.
Bevel Gear
Pumps
Work
Belt and Pulley
30. A swing back and forth at a regular rate.
Simple Gear Train
Ergonomics
Oscillate
Energy
31. Work= force x distance
Transmission
Crank & Slider
Work
Rotary Motion
32. The work done on a machine as the input force acts through the input distance
Class 1 lever
Driving gear
Mechanical advantage
Input work
33. Opposite in position - direction - order or effect.
Pitch
Simple Gear Train
Inverse
Cam & Follower
34. The member of a pair of gears to which motion and power are transmitted by the other. The output gear.
Driven Gear
Cam & Follower
Rotary Motion
Class 2 lever
35. The realtioship between the speed of rotation of a smaller gear and a larger gear = number of driven gear teeth / Number of following gear teeth.
Driving gear
Speed ratio
Lead Screw
Gear
36. The application of force that moves an object a certain distance.
Energy
Work
Load
Radius
37. The work done by a machine as the output force acts through the output distance
Output work
Potential energy
Work
Wheel and axle
38. 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.
Rack & Pinion
Class 3 lever
Pulley
Output work
39. A secondary or subordinate system that is part if a larger system.
Worm & Wheel
Idler Gear
Carpal Tunnel Syndrome
Subsystems
40. A system in which a gas - such as air - transmits a force exerted on gas in an enclosed space.
Pneumatic systems
Input work
Rotary Motion
Driving gear
41. Movement in a straight line.
Torque
Sprocket
Linear Motion
Drive Gear
42. A rotating wheel- like device with teeth around the rim.
Potential energy
Lead Screw
Closed system
Gear
43. A device used to regulate the flow of a liquid in a hydraulic system.
Input
Valve
Energy
Pumps
44. Circular movement.
Pressure
Rotary Motion
Idler Gear
Ergonomics
45. The part of a machine which contains two or more pieces arranged so that the motion of one compels the motion of the others.
Drive Gear
Mechanism
Input
Driven Gear
46. A gear with teeth that fits into the links of a chain.
Sprocket
Reciprocating
Output
Subsystems
47. A combination of two or more gears used to transmit motion between two rotating shafts or between a shaft and a slide.
Simple Gear Train
Inverse
Pitch
Transmission
48. Acts on a certain area.
Force
Winch
Hydraulic lift
Kinect energy
49. A gear between the driver and the driven gear used to change rotational direction.
Pressure
Input
Idler Gear
Speed ratio
50. The ratio of the speed of the driving member of a gear train to that of the driven member.
Pneumatic systems
Gear Ratio
Lead Screw
Subsystems
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