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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. Toothed wheels that intermesh with other toothed wheels to transmit motion and force are...
Gears
Cantilever
The wheel and axle
The cable- stayed bridge
2. What was the first synthetic fiber - developed at duPont in 1938?
Steel reinforced concrete
All gears are shaped like wheels with straight teeth that mesh with other wheels with straight teeth
Weight of the roof...
Nylon
3. What was the Greeks' most important contribution to the realm of science?
Modify your design ideas and choose another alternative
Stone - concrete - or steel
Invisible
The belief that nature has general laws of behavior which can be described by words
4. When a machine multiplies the effort being used
Stress
Optoelectronic sensor
Mechanical advantage
Computer language
5. Measured in newtons per square inch - ______ is the intensity of the forces trying to push or pull a solid material apart
Tying the feet together and building buttresses at the feet
Design
Actuators
Stress
6. Mobile robots are able to maneuver around a factory floor by
Following white lines on the floor
Cantilever
Ultrasonic sensor
Sending a sound out and monitoring the echo
7. On a high- tech robot the controller is what device?
Movable pulley
Put your ideas - designs - and calculations on paper
Beam
Microcomputer
8. Technology has advanced so much in the last 20 years that automation has become:
Invisible
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
A power relay in a Niagara Falls power station
Sending a sound out and monitoring the echo
9. Which of the following would not be a major factor in the design of a beam?
Brain
Newton - meter
New jobs
Width of the beam
10. What type of arch bridge did the Romans build? (They were made from stone with the road on top of the arch)
The deck arch
Power
Beam
Arch
11. Who was the first man to walk on the moon?
Tying the feet together and building buttresses at the feet
Neil Armstrong
Instruction set
Bevel gears
12. The safety factor is...
Suspension
Abutments
Horizontal braces
designing the structure to be stronger than the anticipated need
13. What device is made up of a light- emitting diode and a phototransistor?
Bevel gears
Optoelectronic sensor
Design brief
The problem solving process
14. The _______ of structural components is more important than the type of material from which they are made
Shape
Optoelectronic sensor
Block and tackle
Tie
15. Distance between the piers
Input/Output devices
Span
The belief that nature has general laws of behavior which can be described by words
Aqueducts
16. A pulley that makes work easier
Tip over
Nylon
Movable pulley
Sending a sound out and monitoring the echo
17. What is the name of the sensor that detects light?
Optoelectronic sensor
Arch
They thought experiments should be done only by slaves
The problem solving process
18. What is the name of the temperature sensing device that checks how hard it is for power to flow through the device?
Cable- stayed
Brain
Resistive sensor
Lasers
19. Special long arches that carry water from rivers to towns that need it
Ergonomics
Medium technology robot
Pushing
Aqueducts
20. Come in a variety of sizes with their teeth straight or curved and inclined at a variety of angles
Gears
The growth of Christianity
Beam - arch - and suspension
Foot- pounds
21. What type of bridge sags in the middle but hogs at both ends?
A cantilever bridge
Science
Modify your design ideas and choose another alternative
Invisible
22. What kind of robot makes up 1/3 of the industrial robots in the Unites States?
Low technology robots
Bridge failure
Third- class lever
designing the structure to be stronger than the anticipated need
23. The ability of a material to return to its original shape when a load is removed is called
Sending a sound out and monitoring the echo
Axes
Beam - arch - and suspension
Elasticity
24. Which of the following is not a robot wrist movement?
Grippers
Computer language
Gripper
Cable- stayed
25. Two gear wheels that intermesh in the same plane - regulating the speed or force of motion and reversing its direction
Its depth
Spur gears
Plow
True
26. Who is considered to be the first modern engineer?
Imaginary
Galileo
Worm gears
Ramp
27. A machine in which a lever rotates around a fixed point
A library
Wheel and axle
Arithmetic - data handling - logic - and index register instructions
A cantilever bridge
28. In Mesopotamia - engineers recorded information on
Cable- stayed
Bell Laboratories
Clock
Soft clay tablets
29. 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
Bending moment or lever arm
Triangular shapes
To do jobs that would be boring to people
30. Anchorages are not necessary at the ____ of the cables on a cable- stayed bridge
Ends
Fulcrum
Strong anchorages
Two story building
31. An arch will support the load equally well at...
Stress
Any place on the arch
add a diagonal member
Microcomputer
32. Seeks to meer our needs and wants and to extend our capabilities
Technology
Steam engines
Stress
High technology robots
33. What are the three common criteria to determine robot use?
Lasers
Ergonomics
Up and down
Dangerous job - heavy lifting - high accuracy required
34. The force that has the most impact in arch bridges
Compression - tension - shear - torsion - and bending
Design loop
Compression
Main - frame computer
35. The force applied to a lever
Tower
Effort
Most of the material is located where it is needed
Any place on the arch
36. A robot can be driven by any of the following except
Chemical reactions
Gripper
Design
A waist twisting
37. The energy of motion
Friction
Abutments
Kinetic energy
How far it can reach
38. Provides direction for the work of the designer
Galileo
Trial and error
Design brief
Pulley
39. A lever in which the fulcrum is at one end - and the load is at the other end
Soft clay tablets
Design loop
The calendar
Third- class lever
40. The word 'ROBOT' was chosen because of what quality?
A small degree of flexibility
Law of Conservation of Energy
More resistant to shear - light - and strong
Bascule
41. What was the forerunner of the robot?
New jobs
Romans
XYZ
Hard automation
42. The amount of effort needed to raise a load by using a pulley system is determined by
How much a material has changed its shape
Strong anchorages
The number of pulley wheels
Fulcrum
43. A cable- stayed bridge easily spans distances under...
Input/Output devices
Cloud chamber
3000 feet
Actuators
44. Robots are often equipped with wire cages - infrared light curtains - and/or surveillance cameras to
Protect other people working around them
Actuators
Electrical energy - pneumatic energy - and hydraulic energy
Clock
45. What is the name for the devices that make the manipulators move?
Location of the trustline
Arithmetic - data handling - logic - and index register instructions
Galileo
Actuators
46. The difficulties we must overcome
Balanced
Keystone
Problems
Romans
47. When a horizontal beam bends downward - the top surface is in ______ and the bottom surface is in ______.
Compression - tension
Hard automation
It didn't always point at the North Star
They thought experiments should be done only by slaves
48. Hard automation machinery was controlled by what?
Program
Timers - cams - electrical stops - and mechanical stops
Memory addresses
Gears
49. I am a new bridge design that includes elements from a cantilever and a suspension bridge. I am easier to build than either of those but I am limited to spanning shorter distances
Cantilever
Cable- stayed
Twisting
Tie
50. Operational models used to test the mechanical or electrical systems
Functional models
The cable- stayed bridge
It didn't always point at the North Star
An increase in the summer temperature - a reduction in rainfall - food sources began to disappear