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Test your basic knowledge |
Mechanical Systems 2
Start Test
Study First
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. Stored energy
Potential energy
Linear Motion
Drive Gear
Pitch
2. A combo of several pulleys working together.
Crank & Slider
Work
Compound pulley
Subsystems
3. A lever in which the effort is applied between the fulcrum and the load.
Cam & Follower
Pneumatic systems
Carpal Tunnel Syndrome
Class 3 lever
4. A joint that allows connected shafts to spin freely while permitting a change in direction.
Bevel Gear
Block and tackle
Winch
Universal Joint
5. Acts on a certain area.
Mechanism
Pneumatic systems
Force
Mechanical advantage
6. Movement in a straight line.
Linear Motion
Universal Joint
Fixed pulley
Pressure
7. A way to measure stuff.
Oscillate
Hydraulic lift
Newtons
Input work
8. A toothed wheel that works with others to alter the relation between the speed of an engine and the speed of the driven parts.
Input work
Output work
Gear
Mechanism
9. Energy is transferred from one plan to another - and no energy is changed or converted.
Worm & Wheel
Transmission
Output
Inverse
10. A device used to regulate the flow of a liquid in a hydraulic system.
Wheel and axle
Gear Ratio
Valve
Radius
11. One of a pair of gears used to connect two shafts whose axes intersect.
Mechanical advantage
Subsystems
Bevel Gear
Ratio
12. A machine consisting of two turning objects attached to each other at thier centers. One object to turn
Wheel and axle
Valve
Input work
Compound pulley
13. The work done by a machine as the output force acts through the output distance
Inverse
Output work
Simple Gear Train
Transmission
14. A mechanical arrangement consisting of a toothed wheel driven by a short revolving cylinder bearing a screw thread.
Force
Rotary Motion
Worm & Wheel
Lead Screw
15. A machine used for raising or moving liquids.
Pascal's law
Pumps
Worm & Wheel
Load
16. Opposite in position - direction - order or effect.
Mechanism
Pressure
Output work
Inverse
17. The ability to do work.
Ergonomics
Energy
Driven Gear
Work
18. 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.
Speed ratio
Reciprocating
Ratio
Drive Gear
19. 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.
Block and tackle
Pumps
Lever
Input
20. A machine consisting of a small cylinder - a crank or handle - on a cable. Winch can be used to lift or pull things
Ergonomics
Winch
Class 2 lever
Gear
21. The distance between adjacent threads in a screw.
Radius
Pitch
Work
Work
22. A pulley supported by attachment to something that does not move - such as a ceiling - wall - or tree.
Force
Fixed pulley
Driven Gear
Compound pulley
23. A gear between the driver and the driven gear used to change rotational direction.
Idler Gear
Load
Output
Class 1 lever
24. A pear- shaped disk with an off- center pivot point - used to change rotating motion into reciprocating motion.
Crown & Pinion
Inverse
Cam & Follower
Transmission
25. Work= force x distance
Valve
Class 2 lever
Rotary Motion
Work
26. A back and forth movement.
Worm & Wheel
Lead Screw
Reciprocating
Driving gear
27. A law stating that when pressuer is exerted on on part of a fluid - the same pressure is transmitted unchanged to all parts of the fluid - no matter what the shape of the container holding fluid. EX: water balloon.
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28. A lever in which the load is between the fulcrum and the effort.
Driven Gear
Driven Gear
Ergonomics
Class 2 lever
29. The energy of motion.
Mechanical advantage
Pascal's law
Kinect energy
Belt and Pulley
30. The gear being turned buy the driver gear
Driven Gear
Input
Fixed pulley
Speed ratio
31. The ratio of the force produced by a machine or system (the load) to the force applied to the machine or system.
Mechanical advantage
Valve
Pascal's law
Driven Gear
32. The work done on a machine as the input force acts through the input distance
Sprocket
Reciprocating
Input work
Efficiency
33. A combination of two or more gears used to transmit motion between two rotating shafts or between a shaft and a slide.
Pressure
Pumps
Simple Gear Train
Idler Gear
34. The results of the operation of any system.
Gear
Driven Gear
Output
Speed ratio
35. The that has a handle because of a motoe or person turning it.
Pumps
Driving gear
Mechanical advantage
Transmission
36. A secondary or subordinate system that is part if a larger system.
Subsystems
Input
Worm & Wheel
Pneumatic systems
37. The point of the lever that does not move.
Force
Fulcrum
Output
Wheel and axle
38. A gear with teeth that fits into the links of a chain.
Fulcrum
Winch
Sprocket
Compound pulley
39. 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.
Pulley
Output work
Block and tackle
Efficiency
40. The transmission of power between shafts by means of a belt connecting pulleys on the shafts.
Pneumatic systems
Belt and Pulley
Radius
Torque
41. A twisting force.
Torque
Pulley
Ratio
Cam & Follower
42. A system in which a gas - such as air - transmits a force exerted on gas in an enclosed space.
Pneumatic systems
Radius
Gear
Reciprocating
43. A small cogwheel that engages or is engaged by a larger cogwheel.
Force
Oscillate
Pitch
Crown & Pinion
44. 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.
Pulley
Energy
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.
Newtons
Force
Mechanism
Sprocket
46. The weight of an object that is is moved or lifted by a machine - or resistance to movement that a machine must overcome
Driving gear
Belt and Pulley
Speed ratio
Load
47. The distance in a strait line from the center of a circle to the circle circumference
Radius
Work
Universal Joint
Input work
48. A swing back and forth at a regular rate.
Oscillate
Work
Linear Motion
Rotary Motion
49. Measurement for work
Pulley
Joules
Input work
Newtons
50. The science of designing gone or work environments that best suit the human body in it various dimensions.
Ergonomics
Pneumatic systems
Work
Driven Gear