SUBJECTS
|
BROWSE
|
CAREER CENTER
|
POPULAR
|
JOIN
|
LOGIN
Business Skills
|
Soft Skills
|
Basic Literacy
|
Certifications
About
|
Help
|
Privacy
|
Terms
|
Email
Search
Test your basic knowledge |
Introduction To Engineering
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. For a machine to be a robot and not just considered automated - it must have?
Axes
Protect other people working around them
High tech robots
Electrical energy - pneumatic energy - and hydraulic energy
2. How many combinations of eight bits are there?
Screw
256
Chemical reactions
Span
3. Two gear wheels that intermesh in the same plane - regulating the speed or force of motion and reversing its direction
Sensing systems
Stress
Size - shape - and type of material
Spur gears
4. Builders made the original versions of me out of wedge- shaped stones that fit snugly together. They were held in place with the pressure of the weight of the bridge
Triangular lateen sail
ENIAC
Worm gears
Arch
5. My name means 'seesaw' in French and the English dictionary describes me as a level -- something that is counterbalanced - so that when one end is lowered - the other is raised
W = F x d
An increase in the summer temperature - a reduction in rainfall - food sources began to disappear
256
Bascule
6. What development about 8000 years ago led to increased time to engage in activities that involved other than basic survival needs?
Optoelectronic sensor
Irrigation systems
Neil Armstrong
Potential energy
7. The probblem with very large compression structures is that they are...
Decreases the effort needed to move a load - transfers speed or force - and changes the direction of the effort applied
Axes
Heavy
Sensing systems
8. The difficulties we must overcome
Effort
Problems
A power relay in a Niagara Falls power station
Electrical energy - pneumatic energy - and hydraulic energy
9. Levers in which the fulcrum is always placed between the effort and the load are called
Fire extinguisher
First- class levers
Hung
Work
10. When the limits of stress and strain are exceeded - parts of a structure will...
Ultrasonic sensor
Any place on the arch
Ultrasonic sensor
Collapse or break
11. Why did the nomads living in the high grasslands leave their settlements and head for the river valleys?
lever
An increase in the summer temperature - a reduction in rainfall - food sources began to disappear
Overflows of the Nile
True
12. Foundation on which the roadway is built on top of the beam
Deck
Bimetallic sensor
Piers
Irrigation systems
13. When compared to a beam - the truss has the advantage of being...
Tip over
Cable- stayed
Ramp
More resistant to shear - light - and strong
14. When a machine multiplies the effort being used
Horizontal braces
Stone - concrete - or steel
Solutions
Mechanical advantage
15. A system of pulleys that consists of one rope wound around two separate sets of pulley - each of which is free to rotate independently on the same axle
Block and tackle
Sliding
Deck
Compression
16. Why didn't the Greeks believe in the verification of ideas by experimentation?
Axes
They thought experiments should be done only by slaves
Beam
Weight of the roof...
17. The ability of a material to return to its original shape when a load is removed is called
Byte
Timers - cams - electrical stops - and mechanical stops
Elasticity
Monolithic - three pin - and two pin
18. What is a touchstone?
Lever
A rock used to test metal for quality
Beam
True
19. Otto von Guericke developed a vaccuum pump which was originally a
Can perform tasks more accurately and efficiently than people - can be programmed to do a variety of jobs - and never need holidays - sleep or meal breaks
Fire extinguisher
Pushing
Resistive sensor
20. Which device can check to see if a surface is level?
Dangerous job - heavy lifting - high accuracy required
Rankine and Kelvin
Lasers
Ultrasonic sensor
21. The line in a beam where there is no tension or compression is called the...
Beam bridge
Neutral axis...
the permanent loads on a structure
Compression
22. A bar or rod that tilts on a pivot - or fulcrum
The growth of Christianity
More resistant to shear - light - and strong
Lever
Timers - cams - electrical stops - and mechanical stops
23. What was the first synthetic fiber - developed at duPont in 1938?
the amount of force trying to push or pull a material apart
Nylon
Neil Armstrong
Shape
24. The five types of stress are...
Cloud chamber
Arithmetic - data handling - logic - and index register instructions
Second- class lever
Compression - tension - shear - torsion - and bending
25. Robots fit into two categories:
The deck arch
Arch
designing the structure to be stronger than the anticipated need
Hard automation and soft automation
26. Some of the ________ bridges in the world are suspension bridges
Rack and pinion gears
Cable- stayed
The belief that nature has general laws of behavior which can be described by words
Most famous
27. Two examples of me are the Brooklyn Bridge and the Golden Gate Bridge. They both have decks that hang from cables made of hundreds of steel wires - just like me
Ends
Rack and pinion gears
Compression at the bottom
Suspension
28. How are scale models of large buildings and bridges tested to determine the way they react to wind loads?
Effort
Brainstorming
Memory addresses
Wind tunnel testing
29. If you generate alternative solutions and begin to build your best solution - but you have problems building your design - what should you do?
Modify your design ideas and choose another alternative
Invisible
Suspension
Byte
30. The controller is what part of the robot?
Extend and retract
Brain
Pulley
Gravity - weight - load
31. Special long arches that carry water from rivers to towns that need it
Aqueducts
Design loop
The calendar
Bending and shearing
32. Distance between the piers
Fire extinguisher
Span
Papyrus
The intensive development of borrowed ideas
33. What is the name of the temperature sensing device that is similar to a car's turn signal flasher?
Equilibrium
Bimetallic sensor
Ultrasonic sensor
The number of pulley wheels
34. When a horizontal beam bends downward - the top surface is in ______ and the bottom surface is in ______.
Overflows of the Nile
The number of pulley wheels
Compression - tension
Axes
35. The ability to do work
Energy
Brain
A small degree of flexibility
Silicon
36. The tower on a cable- stayed bridge supports a _________ portion of the deck
Chemistry
A power relay in a Niagara Falls power station
Balanced
Arch
37. Shear near supports - crumbling piers - stretching cables - and uneven traffic are examples of...
A waist twisting
Bridge failure
Stone - concrete - or steel
Ramp
38. A lever in which the fulcrum is at one end - and the effort is at the other end
Second- class lever
Design brief
Ends
They thought experiments should be done only by slaves
39. What is the name of the sensor that detects light?
Tension structures weigh less
Technology
Screw
Optoelectronic sensor
40. In which two temperature measurement scales is absolute zero at zero degrees/
Rankine and Kelvin
Hard automation and soft automation
Ultrasonic sensor
Work
41. Which of the following is not a robot arm movement?
The intensive development of borrowed ideas
Irrigation systems
Critical load/weight of the structure
Yaw
42. Servo controls offer roots what advantage?
Weight of the roof...
Hung
The ability to make adjustments to its surroundings
Interstate highway system
43. What events made it necessary to perform periodic surveying in the Nile Valley?
Romans
Appearance model
Imaginary
Overflows of the Nile
44. What is the term used for the storage places in memory available to store informatoin?
Following white lines on the floor
Cantilever
Memory addresses
Neutral axis...
45. What is the smallest amount of memory available to the computer?
High tech robots
Steam engines
Structural failure
Bit
46. Robots are often equipped with wire cages - infrared light curtains - and/or surveillance cameras to
Protect other people working around them
Pulley
Block and tackle
Bascule
47. An arm reaching out and pulling back is similar to what axes on the robot?
Extend and retract
Ergonomics
Triangular shapes
Up
48. Suspension bridges have the problem of being...
The belief that nature has general laws of behavior which can be described by words
Flexible
Mechanical advantage
Sensing systems
49. What is the name of the amount of computer memory used for a computer 'word'?
Is able to learn
Following white lines on the floor
Byte
Pulling
50. Hard automation machinery was controlled by what?
Axes
Keystone
Timers - cams - electrical stops - and mechanical stops
Wind tunnel testing