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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. Which device can hear sounds that the human ear cannot?
Width of the beam
Cable- stayed
William Gilbert
Ultrasonic sensor
2. A machine in which a lever rotates around a fixed point
Nylon
Wheel and axle
Movable pulley
Yaw
3. The turning point of a lever
Power
Unstable
Fulcrum
Invisible
4. The controller is what part of the robot?
The calendar
Cantilever
Brain
The intensive development of borrowed ideas
5. Usually - the steel rod in a pre- stressed concrete beam will put the concrete in ____. The load will have to overcome this initial force.
Compression at the bottom
Sensing systems
Temperature changes
Design
6. What kind of robot is able to be programmed to many different tasks easily?
High technology robots
Neutral axis...
Bell Laboratories
Medium technology robot
7. Suspension bridges usually have the longest single span of all bridges
Microcomputer
True
Size - shape - and type of material
Solve problems
8. The weight of the obect being moved
the amount of force trying to push or pull a material apart
Neil Armstrong
Deck
Resistance
9. As late as the 1880's - bridge builders were stil improving their designs based on...
Friction
How much a material has changed its shape
Trial and error
The belief that nature has general laws of behavior which can be described by words
10. The robot's power supply provides what kind of energy for the robot?
The growth of Christianity
Energy
Electrical energy - pneumatic energy - and hydraulic energy
The calendar
11. What development about 8000 years ago led to increased time to engage in activities that involved other than basic survival needs?
Irrigation systems
Collapse or break
Microprocessor
Laser rod
12. The definition of a robot's 'work envelope' is:
Optoelectronic sensor
Irrigation
Monolithic - three pin - and two pin
How far it can reach
13. A memory chip that has instructions burned permanently into the chip is called what?
Cantilever
ROM
Invention
XYZ
14. Vertical travel is the name for the robot's movement in what direction?
Brain
Critical load/weight of the structure
Battered
Up and down
15. Distance between the piers
Deck
Span
Pulling
Pulley
16. The points at which a robot can twist or bend are called what?
Axes
Twisting
Technology
Trial and error
17. Because bridges like me are long - light in weight - and high in the air - our greatest enemy is the wind
Spur gears
Galileo
Suspension
Fixed pulley
18. Bridges are subject to failure because of...
How much a material has changed its shape
Shape
Bending and shearing
Strong anchorages
19. 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
Rotational - vertical - and horizontal
Trial and error
Bascule
Hung
20. What is the device in the microcomputer that keeps timing for the microcomputer?
A small degree of flexibility
Cloud chamber
Stone - concrete - or steel
Clock
21. Come in a variety of sizes with their teeth straight or curved and inclined at a variety of angles
Gears
Physical characteristics and work envelope
Optoelectronic sensor
Optoelectronic sensor
22. A lever in which the fulcrum is between the effort and the load
Pushing
Suspension
Main - frame computer
First- class lever
23. A fallen tree is used to cross a stream is an example of a...
Gripper
Galileo
Beam bridge
Microcomputer
24. An optoelectronic emitter is used to do what/
Send out a light signal
Timers - cams - electrical stops - and mechanical stops
Chain hoist
Arch
25. A shaft with a screw thread that meshes with a toothed wheel to alter the direction of motion - and change the speed and force
Lever
Worm gears
Bend and rotation
To do jobs that would be boring to people
26. What factors determine the weight if a structure?
Newton - meter
Chain hoist
Size - shape - and type of material
Decreases the effort needed to move a load - transfers speed or force - and changes the direction of the effort applied
27. The sides of a bridge where it is attached to the land that supports the arch
Abutments
New jobs
Taller
Potential energy
28. Energy may change form but the amount of energy remains the same
Following white lines on the floor
Law of Conservation of Energy
Spur gears
Arch
29. Who is considered to be the first modern engineer?
Newton - meter
Taller
How far it can reach
Galileo
30. What type of bridge sags in the middle but hogs at both ends?
An increase in the summer temperature - a reduction in rainfall - food sources began to disappear
Arithmetic - data handling - logic - and index register instructions
A cantilever bridge
Following white lines on the floor
31. What major landmark was located at Alexandria?
Gripper
designing the structure to be stronger than the anticipated need
A library
Any place on the arch
32. In what field did Denis Papin and Thomas Newcomen perform early research?
Structural failure
Steam engines
Work
Stress
33. Work divided by time
Memory addresses
Appearance model
Power
Optoelectronic sensor
34. Robots are often equipped with wire cages - infrared light curtains - and/or surveillance cameras to
Gears
1 or 0
Protect other people working around them
How far it can reach
35. Robots are often used in factories instead of people because they
Imaginary
Most famous
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
Interstate highway system
36. The energy of motion
James Watt
Time and angles
Weight of the roof...
Kinetic energy
37. The limiting factor in the height of a structure is the...
Time and angles
Fixed pulley
More resistant to shear - light - and strong
Location of the trustline
38. What do truss bridges require to prevent them from falling over?
Actuators
Battered
ROM
Horizontal braces
39. What are computer chips made from?
Effort
Microprocessor
Silicon
Rack and pinion gears
40. What is the smallest amount of memory available to the computer?
Third- class lever
Block and tackle
Bit
Bending and shearing
41. Operational models used to test the mechanical or electrical systems
Keystone
New jobs
Functional models
Protect other people working around them
42. Tension is best described as...
Any place on the arch
Ultrasonic sensor
Computer language
Pulling
43. What is the name of the temperature sensing device that checks how hard it is for power to flow through the device?
Cantilever
A waist twisting
Resistive sensor
Optoelectronic sensor
44. One growing area in robotics is developing new ways for robots to:
More resistant to shear - light - and strong
Guard rails
Solve problems
the amount of force trying to push or pull a material apart
45. Which of the following is not an example of a live load?
Put your ideas - designs - and calculations on paper
Weight of the roof...
The growth of Christianity
Modify your design ideas and choose another alternative
46. The force (push or pull) used to do work
Ultrasonic sensor
Effort
Low technology robots
Fulcrum
47. Inclined section that connects land to beam
lever
A power relay in a Niagara Falls power station
Elasticity
Ramp
48. What was the first computer - developed at the University of Pennsylvania?
Romans
ENIAC
Cable- stayed
Load
49. Special long arches that carry water from rivers to towns that need it
Aqueducts
A small degree of flexibility
James Watt
Protect other people working around them
50. Otto von Guericke developed a vaccuum pump which was originally a
Fire extinguisher
A waist twisting
XYZ
A power relay in a Niagara Falls power station