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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. The periodic rising and falling of the Nile River led to what development?
The calendar
Hung
ROM
Resistive sensor
2. The _______ of structural components is more important than the type of material from which they are made
A library
Shape
Modify your design ideas and choose another alternative
Width of the beam
3. What type of bridge has cables running from the tower directly to the roadway?
Monolithic - three pin - and two pin
Pushing
XYZ
The cable- stayed bridge
4. What are I/O devices?
Yaw
Steel reinforced concrete
Clock
Input/Output devices
5. Tension is the force acting on the cables in a _______ bridge
Design loop
Trial and error
Input/Output devices
Cable- stayed
6. Seeks to meer our needs and wants and to extend our capabilities
To do jobs that would be boring to people
Specifications
Tension structures weigh less
Technology
7. What is the difference between a tension and a compression structure?
Twisting
Span
Tension structures weigh less
Low technology robots
8. 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
Invisible
Guard rails
Arch
The structure will be lighter
9. The line in a beam where there is no tension or compression is called the...
Neutral axis...
Piers
Timers - cams - electrical stops - and mechanical stops
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
10. The limiting factor in the height of a structure is the...
A library
Location of the trustline
1 or 0
Rotational - vertical - and horizontal
11. The robot's wrist can sometimes move in two dimensions. What are they?
Bend and rotation
Timers - cams - electrical stops - and mechanical stops
More resistant to shear - light - and strong
Two story building
12. The amount of effort needed to raise a load by using a pulley system is determined by
The structure will be lighter
The number of pulley wheels
Bending moment or lever arm
To do jobs that would be boring to people
13. Two of the most common ways of classifying robots are:
Physical characteristics and work envelope
Flexible
Cable- stayed
Most of the material is located where it is needed
14. Which of the following would probably not be a tension structure?
Neil Armstrong
The deck arch
Two story building
Reduced labor costs and predictable output
15. What was mostly responsible for the decline of the Egyptian civilization?
The lack of pressure to continue development
3000 feet
Computer language
High technology robots
16. The planned process of change
Arch
Brainstorming
Design
The structure will be lighter
17. A lever in which the fulcrum is between the effort and the load
Arch
Beam
Time and angles
First- class lever
18. Shear near supports - crumbling piers - stretching cables - and uneven traffic are examples of...
Ultrasonic sensor
Microcomputer
Bridge failure
Shape
19. What is the name of the robot's arm?
Manipulator
Bit
add a diagonal member
Solve problems
20. The safety factor is...
Keystone
Design brief
designing the structure to be stronger than the anticipated need
Program
21. When the limits of stress and strain are exceeded - parts of a structure will...
A waist twisting
First- class levers
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
Collapse or break
22. What is the name for the devices that make the manipulators move?
1 or 0
Actuators
Keystone
Beam
23. Measured in newtons per square inch - ______ is the intensity of the forces trying to push or pull a solid material apart
Stress
The wheel and axle
Nylon
3000 feet
24. The group of people responsible for developing the arch bridge
Romans
The bowstring girder
Silicon
Solve problems
25. The three types of arches are...
Arithmetic - data handling - logic - and index register instructions
Block and tackle
Monolithic - three pin - and two pin
Foot- pounds
26. A side effect of bending is called...
First- class lever
Axes
Mechanical advantage
Bending moment or lever arm
27. A wheel that meshes with a sliding toothed bar - converting rotary motion to reciprocating (to- and- fro)
Third- class lever
Optoelectronic sensor
Rack and pinion gears
Fire extinguisher
28. Which robots are capable of spray painting?
Equilibrium
High tech robots
The bowstring girder
Lever
29. Tension is best described as...
Program
Pulling
Axes
Law of Conservation of Energy
30. An optoelectronic emitter is used to do what/
increasing the area over which the force acts
Send out a light signal
Potential energy
Bimetallic sensor
31. Which memory can be changed by the computer user - allowing for temporary storage of information?
Location of the trustline
Compression at the bottom
Random access memory
Bevel gears
32. The dead load of a structure is
A library
Compression at the bottom
Arithmetic - data handling - logic - and index register instructions
the permanent loads on a structure
33. Thrust lines are the ____ lines that forces - caused by loads - follow as they are transmitted through the system to the ground
Load
Imaginary
the amount of force trying to push or pull a material apart
Cable- stayed
34. What is the term used for the storage places in memory available to store informatoin?
First- class levers
Law of Conservation of Energy
Steam engines
Memory addresses
35. What marked the engineering efforts of the Greeks?
It didn't always point at the North Star
Pulley
The intensive development of borrowed ideas
Papyrus
36. Magnet - vaccuum - and hand are types of robot __________.
The calendar
Neutral axis...
Grippers
Power
37. Beam bridges are especially prone to failure from...
Foot- pounds
Irrigation systems
Shear
Pulling
38. What is the name for the set of instructions that a robot follows?
Horsepower
Ultrasonic sensor
Program
Irrigation
39. The five types of stress are...
Power
Compression - tension - shear - torsion - and bending
Ramp
Ergonomics
40. The generation of ideas for solutions by a group is known as...
How far it can reach
Brainstorming
Tying the feet together and building buttresses at the feet
Ramp
41. Who was the first to conclude that the Earth is a giant magnet?
Main - frame computer
William Gilbert
Imaginary
Innovations
42. A bar or rod that tilts on a pivot - or fulcrum - used to overcome a resistance or to raise a weight when force is applied is a
lever
Worm gears
Block and tackle
Compression
43. The tower on a cable- stayed bridge supports a _________ portion of the deck
Strong anchorages
Balanced
Compression
increasing the area over which the force acts
44. What was primarily responsible for the development of water wheels and windmills?
Generate many alternative solutions
Twisting
The growth of Christianity
Collapse or break
45. A pulley that changes direction of effort but provides no mechanical advantage
Optoelectronic sensor
Fixed pulley
Chemistry
Shape
46. My bridge design is popular when the span is less than 3000 feet - mainly because I do not need anchorages or many piers
Bevel gears
Cable- stayed
Flexible
Heavy
47. A fallen tree is used to cross a stream is an example of a...
The intensive development of borrowed ideas
How far it can reach
Beam bridge
Neutral axis...
48. 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
Optoelectronic sensor
Tension structures weigh less
Block and tackle
The calendar
49. How many combinations of eight bits are there?
Invention
256
Low technology robots
Span
50. In the 1950's - the ______ created a boom in bridge building
A cantilever bridge
Actuators
Interstate highway system
Resistive sensor