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Test your basic knowledge |
Introduction To Engineering
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Study First
Subject
:
engineering
Instructions:
Answer 50 questions in 15 minutes.
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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. Surplus food led to all of the following except:
Ultrasonic sensor
Laser rod
Irrigation
Effort
2. Measured in newtons per square inch - ______ is the intensity of the forces trying to push or pull a solid material apart
Rotational - vertical - and horizontal
Cantilever
Stress
Shape
3. Provides a framework for design and problem solving work
Design loop
Monolithic - three pin - and two pin
Interstate highway system
Memory addresses
4. Tension is best described as...
Design loop
Following white lines on the floor
Friction
Pulling
5. The I- beam is very strong because...
Flexible
Imaginary
the amount of force trying to push or pull a material apart
Most of the material is located where it is needed
6. The three types of arches are...
Monolithic - three pin - and two pin
Ate birthday cake and drank wine
Up
Foot- pounds
7. My bridge design is popular when the span is less than 3000 feet - mainly because I do not need anchorages or many piers
Steam engines
How far it can reach
Cable- stayed
Equilibrium
8. All suspension bridges have three things in common: two very tall towers - __________ - and cables made of many wires
Strong anchorages
Third- class lever
Temperature changes
Up
9. Strain is a measure of...
How much a material has changed its shape
Bend and rotation
Cable- stayed
Suspension
10. The outward thrust of an arch can be resisted by...
Bending moment or lever arm
Tying the feet together and building buttresses at the feet
Steel reinforced concrete
Triangular shapes
11. For a tower to be built higher - the walls can be...
Solutions
Battered
Microprocessor
Horsepower
12. The process of how solutions to problems are developed is...
Axes
Is able to learn
The problem solving process
Effort
13. An optoelectronic emitter is used to do what/
Width of the beam
Tension structures weigh less
Send out a light signal
Law of Conservation of Energy
14. A cable- stayed bridge easily spans distances under...
3000 feet
Beam
A cantilever bridge
Second- class lever
15. Tension is the force acting on the cables in a _______ bridge
Effort
Byte
Optoelectronic sensor
Cable- stayed
16. The force that has the most impact in arch bridges
James Watt
Innovation
Two story building
Compression
17. What was mostly responsible for the decline of the Egyptian civilization?
Ate birthday cake and drank wine
A power relay in a Niagara Falls power station
The lack of pressure to continue development
Hard automation and soft automation
18. The group of people responsible for developing the arch bridge
designing the structure to be stronger than the anticipated need
Romans
Horizontal braces
More resistant to shear - light - and strong
19. A wheel fixed to a support with a rope that is run over the wheel to change the direction of a force applied to the rope
Pulley
Electrical energy - pneumatic energy - and hydraulic energy
Rotational - vertical - and horizontal
Rankine and Kelvin
20. A machine in which a lever rotates around a fixed point
Wheel and axle
Brain
Laser rod
Most of the material is located where it is needed
21. Describes the limitations and requirements of the project's solution
Specifications
A waist twisting
Program
Most of the material is located where it is needed
22. Special long arches that carry water from rivers to towns that need it
Location of the trustline
Following white lines on the floor
Aqueducts
add a diagonal member
23. What are I/O devices?
Gears
Input/Output devices
ENIAC
Two story building
24. The English unit of measuring work
Foot- pounds
Gears
Beam - arch - and suspension
Guard rails
25. The tower on a cable- stayed bridge supports a _________ portion of the deck
Balanced
Tip over
Bridge failure
Critical load/weight of the structure
26. What type of bridge has cables running from the tower directly to the roadway?
Law of Conservation of Energy
Shear
256
The cable- stayed bridge
27. What was the first synthetic fiber - developed at duPont in 1938?
To do jobs that would be boring to people
Arch
Nylon
Solve problems
28. An automated system responds to external changes in three steps:
Measurement - evaluation - and control
Second- class lever
Beam
Yaw
29. In the 1950's - the ______ created a boom in bridge building
Microprocessor
Interstate highway system
Operator of a battering ram
Width of the beam
30. Which of the following is not an example of a live load?
Microcomputer
Tower
Weight of the roof...
Pulling
31. What is a touchstone?
A rock used to test metal for quality
Silicon
Galileo
Operator of a battering ram
32. One material from which arch bridges are typically made
Flexible
Stone - concrete - or steel
Lever
Main - frame computer
33. Servo controls offer roots what advantage?
Optoelectronic sensor
Up
The ability to make adjustments to its surroundings
Send out a light signal
34. The turning point of a lever
Specifications
Fulcrum
Ergonomics
Work
35. A memory chip that has instructions burned permanently into the chip is called what?
Microprocessor
designing the structure to be stronger than the anticipated need
Pulley
ROM
36. Consists of an endless chain looped around three pulleys
Chain hoist
Grippers
Up
Horsepower
37. The top - center stone that all other stones in the arch bridge lean on - or push against - for support
Up and down
Keystone
Brainstorming
Power
38. As late as the 1880's - bridge builders were stil improving their designs based on...
Trial and error
Byte
Block and tackle
lever
39. What innovation first enabled greater flexibility in sailing ships?
Triangular lateen sail
Balanced
Protect other people working around them
Effort
40. Two of the most common ways of classifying robots are:
Hard automation
Block and tackle
Ate birthday cake and drank wine
Physical characteristics and work envelope
41. The _______ of structural components is more important than the type of material from which they are made
Structural failure
Shape
Manipulator
The cable- stayed bridge
42. The difficulties we must overcome
Up
Suspension
Movable pulley
Problems
43. Shear near supports - crumbling piers - stretching cables - and uneven traffic are examples of...
Bridge failure
Temperature changes
Timers - cams - electrical stops - and mechanical stops
Truss
44. The sides of a bridge where it is attached to the land that supports the arch
Span
Abutments
Foot- pounds
Its depth
45. The Mesopotamian number system was based on 60 and formed the basis for our measure of
1 or 0
Microprocessor
Gripper
Time and angles
46. What marked the engineering efforts of the Greeks?
Random access memory
Protect other people working around them
The intensive development of borrowed ideas
Hard automation and soft automation
47. 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
All gears are shaped like wheels with straight teeth that mesh with other wheels with straight teeth
Design loop
Deck
48. The study of how human beings best interact with technology
Innovations
Ergonomics
Lever
Appearance model
49. Robots are often used in factories instead of people because they
Bridge failure
Invention
W = F x d
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
50. Models that function and look like the finished product but are usually hand- built
Gripper
Grippers
Prototypes
Monolithic - three pin - and two pin
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