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. Suspension bridges have the problem of being...
Flexible
Work
Sliding
Actuators
2. A bar or rod that tilts on a pivot - or fulcrum
Second- class lever
Decreases the effort needed to move a load - transfers speed or force - and changes the direction of the effort applied
Lever
Work
3. If you generate alternative solutions and begin to build your best solution - but you have problems building your design - what should you do?
Horizontal braces
Mechanical advantage
Bit
Modify your design ideas and choose another alternative
4. Two gear wheels that intermesh in the same plane - regulating the speed or force of motion and reversing its direction
Spur gears
Silicon
Unstable
Tower
5. What is the name of the part that connects all the other parts of the computer to the CPU?
designing the structure to be stronger than the anticipated need
256
Trial and error
Bus
6. The three types of equilibrium are:
Resistance
Any place on the arch
Rotational - vertical - and horizontal
Shear
7. Tension is the force acting on the cables in a _______ bridge
Microcomputer
Computer language
James Watt
Cable- stayed
8. What is the advantage of using a gate in tension instead of in compression?
Screw
Balanced
Rack and pinion gears
The structure will be lighter
9. The downward forces acting on a bridge are...
Critical load/weight of the structure
Memory addresses
Shear
Gravity - weight - load
10. Torsion is best described as...
Tower
Tip over
Twisting
Beam bridge
11. When a horizontal beam bends downward - the top surface is in ______ and the bottom surface is in ______.
A library
Yaw
The number of pulley wheels
Compression - tension
12. The Mesopotamian number system was based on 60 and formed the basis for our measure of
Time and angles
Bevel gears
How far it can reach
1 or 0
13. What was the first computer - developed at the University of Pennsylvania?
Lasers
Compression
ENIAC
Design
14. The scientific formula for work is...
Random access memory
Cable- stayed
Axes
W = F x d
15. What is the name for the devices that make the manipulators move?
Microprocessor
Location of the trustline
Actuators
Electrical energy - pneumatic energy - and hydraulic energy
16. Consists of an endless chain looped around three pulleys
Up
Movable pulley
Any place on the arch
Chain hoist
17. As late as the 1880's - bridge builders were stil improving their designs based on...
Reduced labor costs and predictable output
Innovation
Trial and error
Its depth
18. Compression is best described as...
Operator of a battering ram
Program
Flexible
Pushing
19. For a machine to be a robot and not just considered automated - it must have?
High tech robots
Steam engines
Modify your design ideas and choose another alternative
Axes
20. The generation of ideas for solutions
Optoelectronic sensor
Second- class lever
Brainstorming
256
21. What factors determine the weight if a structure?
Wheel and axle
Size - shape - and type of material
Send out a light signal
Block and tackle
22. The ability of a material to return to its original shape when a load is removed is called
Following white lines on the floor
Pulling
Suspension
Elasticity
23. The force that has the most impact in arch bridges
Compression
Size - shape - and type of material
Span
Neutral axis...
24. A bit is the presence of voltage or no voltage. By what symbols is it represented?
Ramp
Appearance model
Load
1 or 0
25. The _______ of structural components is more important than the type of material from which they are made
Beam
Invention
Shape
Hard automation and soft automation
26. Which of the following is not a robot arm movement?
Yaw
James Watt
Compression - tension
Shear
27. The robot's column rotation axis is similar to what movement on the human body?
Memory addresses
Manipulator
High technology robots
A waist twisting
28. A pulley that changes direction of effort but provides no mechanical advantage
Fixed pulley
Generate many alternative solutions
Heavy
New jobs
29. The development of something completely new
The problem solving process
Invention
Ergonomics
Invisible
30. The definition of a robot's 'work envelope' is:
Manipulator
Work
Flexible
How far it can reach
31. The force (push or pull) used to do work
3000 feet
The deck arch
Effort
Beam
32. The turning point of a lever
Beam bridge
More resistant to shear - light - and strong
Fulcrum
256
33. The top - center stone that all other stones in the arch bridge lean on - or push against - for support
Keystone
Resistance
Suspension
Bit
34. The most important factor in determining the strength of a beam is...
Trial and error
Design loop
Memory addresses
Its depth
35. If a structure did not have rotational equilibrium - it would
Tip over
Beam
Beam - arch - and suspension
Up
36. What development about 8000 years ago led to increased time to engage in activities that involved other than basic survival needs?
Chemical reactions
Axes
Ends
Irrigation systems
37. Which device can check to see if a surface is level?
ENIAC
Ultrasonic sensor
Spur gears
The problem solving process
38. The amount of effort needed to raise a load by using a pulley system is determined by
The number of pulley wheels
Suspension
Twisting
The problem solving process
39. Without what kind of systems - would the robot be deaf - blind - and dumb?
Sensing systems
Arithmetic - data handling - logic - and index register instructions
A library
Block and tackle
40. Programming - maintenance - and supervising are some of the ________ often created when robots are introduced into the workplace
Send out a light signal
New jobs
Optoelectronic sensor
Protect other people working around them
41. Which of the following is NOT an example of an input/output device?
Papyrus
Compression - tension
A rock used to test metal for quality
Microprocessor
42. What are I/O devices?
Steel reinforced concrete
The growth of Christianity
Is able to learn
Input/Output devices
43. What invention made possible three- dimensional pictures called holograms?
Lasers
Generate many alternative solutions
Microprocessor
William Gilbert
44. A robot can be driven by any of the following except
Actuators
Tension structures weigh less
A cantilever bridge
Chemical reactions
45. How are scale models of large buildings and bridges tested to determine the way they react to wind loads?
Suspension
Operator of a battering ram
Wind tunnel testing
Block and tackle
46. Tension is best described as...
Rankine and Kelvin
Effort
Pulling
Memory addresses
47. The line in a beam where there is no tension or compression is called the...
Overflows of the Nile
Neil Armstrong
Structural failure
Neutral axis...
48. An optoelectronic emitter is used to do what/
Send out a light signal
Dangerous job - heavy lifting - high accuracy required
Rack and pinion gears
The number of pulley wheels
49. A pulley that makes work easier
Movable pulley
A power relay in a Niagara Falls power station
Strong anchorages
Any place on the arch
50. How can an ultrasonic sensor measure movement and distance?
Axes
Sending a sound out and monitoring the echo
Microcomputer
Arch