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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. A rotating gear that meshes with a bar that has gear teeth along its length. Changes rotating motion into linear motion.
Pulley
Rack & Pinion
Input work
Universal Joint
2. Measurement for work
Belt and Pulley
Inverse
Joules
Transmission
3. A lever in which the fulcrum is between the effort and load.
Wheel and axle
Class 1 lever
Lead Screw
Idler Gear
4. The quantitative relation between two amounts showing the number of times one value contains or is contained within the other.
Driven Gear
Ratio
Lead Screw
Pneumatic systems
5. Work= force x distance
Newtons
Driven Gear
Rack & Pinion
Work
6. 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.
Rack & Pinion
Work
Pumps
Efficiency
7. A lever in which the effort is applied between the fulcrum and the load.
Universal Joint
Newtons
Radius
Class 3 lever
8. The work done by a machine as the output force acts through the output distance
Reciprocating
Subsystems
Hydraulic lift
Output work
9. A pulley supported by attachment to something that does not move - such as a ceiling - wall - or tree.
Fixed pulley
Fulcrum
Pascal's law
Mechanical advantage
10. A mechanical system that uses a liquid under pressure in a close system to raise heavy objects.
Compound pulley
Hydraulic lift
Speed ratio
Efficiency
11. Stored energy
Potential energy
Cam & Follower
Ergonomics
Joules
12. The ratio of the force produced by a machine or system (the load) to the force applied to the machine or system.
Hydraulic lift
Torque
Class 2 lever
Mechanical advantage
13. A machine consisting of a small cylinder - a crank or handle - on a cable. Winch can be used to lift or pull things
Mechanical advantage
Winch
Worm & Wheel
Hydraulic lift
14. The application of force that moves an object a certain distance.
Sprocket
Work
Potential energy
Compound pulley
15. A back and forth movement.
Winch
Input work
Ergonomics
Reciprocating
16. The transmission of power between shafts by means of a belt connecting pulleys on the shafts.
Belt and Pulley
Ergonomics
Linear Motion
Force
17. A threaded shaft used to convert rotary movement to linear movement.
Bevel Gear
Lead Screw
Class 3 lever
Idler Gear
18. 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
Rack & Pinion
Class 3 lever
Ergonomics
19. A toothed wheel that works with others to alter the relation between the speed of an engine and the speed of the driven parts.
Class 2 lever
Gear
Speed ratio
Wheel and axle
20. The results of the operation of any system.
Lever
Output
Crank & Slider
Mechanism
21. The ability to do work.
Energy
Pneumatic systems
Oscillate
Output work
22. A secondary or subordinate system that is part if a larger system.
Subsystems
Reciprocating
Crank & Slider
Input work
23. The weight of an object that is is moved or lifted by a machine - or resistance to movement that a machine must overcome
Load
Output
Mechanism
Pumps
24. The distance in a strait line from the center of a circle to the circle circumference
Pumps
Oscillate
Radius
Pascal's law
25. A small cogwheel that engages or is engaged by a larger cogwheel.
Force
Belt and Pulley
Linear Motion
Crown & Pinion
26. A rotating wheel- like device with teeth around the rim.
Joules
Gear
Force
Work
27. A twisting force.
Force
Torque
Worm & Wheel
Output
28. A machine used for raising or moving liquids.
Pumps
Pulley
Driven Gear
Class 1 lever
29. The science of designing gone or work environments that best suit the human body in it various dimensions.
Radius
Carpal Tunnel Syndrome
Mechanical advantage
Ergonomics
30. The that has a handle because of a motoe or person turning it.
Force
Wheel and axle
Mechanical advantage
Driving gear
31. A machine consisting of two turning objects attached to each other at thier centers. One object to turn
Wheel and axle
Hydraulic lift
Fixed pulley
Rotary Motion
32. A system having a boundary that separates it from it surroundings.
Output work
Universal Joint
Potential energy
Closed system
33. The member of a pair of gears to which motion and power are transmitted by the other. The output gear.
Driven Gear
Sprocket
Newtons
Fixed pulley
34. A lever in which the load is between the fulcrum and the effort.
Class 2 lever
Reciprocating
Driven Gear
Pulley
35. The work done on a machine as the input force acts through the input distance
Drive Gear
Gear
Input work
Pumps
36. A pear- shaped disk with an off- center pivot point - used to change rotating motion into reciprocating motion.
Input work
Pneumatic systems
Subsystems
Cam & Follower
37. A combination of fixed and movable pulleys - may be used to list very heavy or awkward loads.
Universal Joint
Ergonomics
Block and tackle
Work
38. A gear with teeth that fits into the links of a chain.
Pneumatic systems
Sprocket
Worm & Wheel
Rack & Pinion
39. A joint that allows connected shafts to spin freely while permitting a change in direction.
Pumps
Universal Joint
Rotary Motion
Kinect energy
40. Circular movement.
Crank & Slider
Rotary Motion
Output work
Sprocket
41. A combination of two or more gears used to transmit motion between two rotating shafts or between a shaft and a slide.
Class 3 lever
Simple Gear Train
Joules
Carpal Tunnel Syndrome
42. The gear which transmits power and motion to the rest of the system. The input gear.
Carpal Tunnel Syndrome
Gear
Drive Gear
Rotary Motion
43. Opposite in position - direction - order or effect.
Energy
Wheel and axle
Gear
Inverse
44. 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.
45. Acts on a certain area.
Input work
Class 3 lever
Mechanical advantage
Force
46. Something put into a system - such as resources - in order to achieve a result.
Input
Driven Gear
Gear
Worm & Wheel
47. The ratio of the speed of the driving member of a gear train to that of the driven member.
Pressure
Winch
Driving gear
Gear Ratio
48. The distance between adjacent threads in a screw.
Driven Gear
Class 2 lever
Driving gear
Pitch
49. A combo of several pulleys working together.
Crown & Pinion
Work
Compound pulley
Crank & Slider
50. A swing back and forth at a regular rate.
Pneumatic systems
Belt and Pulley
Compound pulley
Oscillate