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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. The force acting perpendicular to a certain surface area.
Carpal Tunnel Syndrome
Sprocket
Mechanical advantage
Pressure
2. A joint that allows connected shafts to spin freely while permitting a change in direction.
Mechanical advantage
Universal Joint
Gear Ratio
Pitch
3. A machine used for raising or moving liquids.
Gear
Simple Gear Train
Oscillate
Pumps
4. A mechanical system that uses a liquid under pressure in a close system to raise heavy objects.
Ratio
Efficiency
Hydraulic lift
Pitch
5. Acts on a certain area.
Fixed pulley
Force
Mechanical advantage
Pulley
6. The distance between adjacent threads in a screw.
Pitch
Inverse
Driven Gear
Drive Gear
7. A combo of several pulleys working together.
Output
Newtons
Compound pulley
Potential energy
8. Measurement for work
Efficiency
Universal Joint
Inverse
Joules
9. The ability to do work.
Load
Energy
Gear
Crank & Slider
10. A lever in which the load is between the fulcrum and the effort.
Class 2 lever
Pitch
Crank & Slider
Belt and Pulley
11. 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.
Valve
Gear Ratio
Bevel Gear
Efficiency
12. The work done on a machine as the input force acts through the input distance
Fixed pulley
Input work
Bevel Gear
Pumps
13. The application of force that moves an object a certain distance.
Pumps
Pitch
Gear
Work
14. The gear being turned buy the driver gear
Driven Gear
Speed ratio
Pressure
Class 3 lever
15. Circular movement.
Class 3 lever
Input work
Oscillate
Rotary Motion
16. One of a pair of gears used to connect two shafts whose axes intersect.
Sprocket
Wheel and axle
Lead Screw
Bevel Gear
17. A gear with teeth that fits into the links of a chain.
Bevel Gear
Valve
Input work
Sprocket
18. The ratio of the speed of the driving member of a gear train to that of the driven member.
Sprocket
Gear Ratio
Energy
Pumps
19. A common workplace disorder causing numbness and pain in the thumb and first three finger.
Carpal Tunnel Syndrome
Pitch
Output
Crown & Pinion
20. The energy of motion.
Kinect energy
Fulcrum
Hydraulic lift
Universal Joint
21. Work= force x distance
Inverse
Work
Wheel and axle
Driven Gear
22. The distance in a strait line from the center of a circle to the circle circumference
Wheel and axle
Radius
Output
Oscillate
23. The member of a pair of gears to which motion and power are transmitted by the other. The output gear.
Gear
Crank & Slider
Pumps
Driven Gear
24. 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.
Lever
Winch
Reciprocating
Kinect energy
25. 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.
Transmission
Idler Gear
Pulley
Sprocket
26. A machine consisting of a small cylinder - a crank or handle - on a cable. Winch can be used to lift or pull things
Work
Winch
Mechanism
Rack & Pinion
27. A device used to regulate the flow of a liquid in a hydraulic system.
Valve
Joules
Pitch
Crown & Pinion
28. A system having a boundary that separates it from it surroundings.
Load
Lead Screw
Closed system
Belt and Pulley
29. Opposite in position - direction - order or effect.
Driven Gear
Input
Inverse
Driven Gear
30. A back and forth movement.
Linear Motion
Reciprocating
Potential energy
Gear
31. A rotating gear that meshes with a bar that has gear teeth along its length. Changes rotating motion into linear motion.
Rotary Motion
Work
Fixed pulley
Rack & Pinion
32. The weight of an object that is is moved or lifted by a machine - or resistance to movement that a machine must overcome
Transmission
Kinect energy
Load
Valve
33. The transmission of power between shafts by means of a belt connecting pulleys on the shafts.
Belt and Pulley
Driven Gear
Rack & Pinion
Fulcrum
34. A gear between the driver and the driven gear used to change rotational direction.
Reciprocating
Kinect energy
Idler Gear
Fulcrum
35. Energy is transferred from one plan to another - and no energy is changed or converted.
Crank & Slider
Transmission
Closed system
Work
36. A push or pull on an object.
Force
Reciprocating
Transmission
Input
37. A swing back and forth at a regular rate.
Efficiency
Inverse
Oscillate
Driven Gear
38. A combination of fixed and movable pulleys - may be used to list very heavy or awkward loads.
Block and tackle
Drive Gear
Inverse
Simple Gear Train
39. A toothed wheel that works with others to alter the relation between the speed of an engine and the speed of the driven parts.
Carpal Tunnel Syndrome
Gear
Worm & Wheel
Block and tackle
40. A small cogwheel that engages or is engaged by a larger cogwheel.
Crown & Pinion
Pumps
Drive Gear
Mechanism
41. A lever in which the fulcrum is between the effort and load.
Simple Gear Train
Cam & Follower
Mechanism
Class 1 lever
42. 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.
43. 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.
Gear Ratio
Speed ratio
Class 2 lever
Force
44. A threaded shaft used to convert rotary movement to linear movement.
Lead Screw
Gear
Class 2 lever
Kinect energy
45. The science of designing gone or work environments that best suit the human body in it various dimensions.
Ergonomics
Cam & Follower
Joules
Block and tackle
46. The work done by a machine as the output force acts through the output distance
Mechanism
Speed ratio
Driven Gear
Output work
47. The ratio of the force produced by a machine or system (the load) to the force applied to the machine or system.
Sprocket
Mechanical advantage
Radius
Ergonomics
48. The part of a machine which contains two or more pieces arranged so that the motion of one compels the motion of the others.
Input
Belt and Pulley
Mechanism
Output
49. A pear- shaped disk with an off- center pivot point - used to change rotating motion into reciprocating motion.
Simple Gear Train
Cam & Follower
Fulcrum
Crown & Pinion
50. The point of the lever that does not move.
Radius
Fulcrum
Bevel Gear
Subsystems