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        Foundations of Technology -                 Final Exam Study Guide



True/False
Indicate whether the sentence or statement is true or false.
 

 1. 

Friction the resisence to motion can be mathematically described as Friction= force/mass.
 

 2. 

A bridge is an example of structural technology.
 

 3. 

A telescope is an example of optical technology.
 

 4. 

Design problems always arise in a clearly defined form.
 

 5. 

Efficiency is the amount of force applied to an object over a distance.
 

 6. 

Feedback is used to regulate or control a technological system.
 

 7. 

Engineering design is influenced by personal characteristics, such as creativity, resourcefulness, and the ability to visualize and think abstractly.
 

 8. 

The function of a syringe does not work in accordance to Boyle’s Law.
 

 9. 

The volume of the gas changes inversely proportional to the pressure of the gas.
 

 10. 

A hot water heater is an example of biotechnology.
 

 11. 

Power is refered to the rate at which energy is transferred or the rate at which work is performed.
 

 12. 

Models are especially important for the designing of cars, spacecraft, and airplanes.
 

 13. 

Computers have greatly improved the power and use of mathematical models by performing computations that are very long, very complicated, or repetitive.
 

 14. 

Designs should never be  checked, refined and improved.
 

 15. 

A door latch is an example of mechanical technology.
 

 16. 

One of the drawbacks to brainstorming is that it doesn’t allow for input from a number of people.
 

 17. 

Energy is the ability to do work.
 

 18. 

In a fluid system, a gas that decreases in pressure, will increase in volume.
 

 19. 

An example of a closed fluid system would include a forced hot water system or breaks on a car.
 

 20. 

Established design principles are used to evaluate existing designs, to collect data, and to guide the design process.
 

 21. 

A force is either a push or pull.
 

 22. 

Resources are the things needed to get a job done, such as, tools and machines, materials, information, energy, people, capital, and time.
 

 23. 

Different kinds of materials respond differently to electric forces, on conducting materials.
 

 24. 

A technology system is a group of resources (subsystems) working together to solve problems and extend human capabilities.
 

 25. 

An artificial leg is an example of biotechnology.
 

 26. 

Each step in the engineering design process involves obtaining information and specific skills.
 

 27. 

Collaboration tends to enhance creativity and expand the range of possibilities.
 

Multiple Choice
Identify the letter of the choice that best completes the statement or answers the question.
 

 28. 

mc028-1.jpg
What is the length of LR if the Mechanical advantace is 2 and LE is 10 inches long?
a.
5 inches long
c.
1 inch long
b.
can not be determined
d.
20 inches long
 

 29. 

In a fluid system, _________________ ,  moves through the system.
a.
both a liquid and a gas
c.
only a gas
b.
either a liquid or gas
d.
only a liquid
 

 30. 

mc030-1.jpg
Using the figure above, to find the Mechanical Advantage of this lever the formula would be?
a.
LR/LE
c.
LE/LR
b.
R/LE
d.
E/LR
 

 31. 

The basic idea of ________________  is to find a mathematical relationship that behaves in the same ways as the objects or processes under investigation.
a.
prototype modeling
c.
mathematical modeling
b.
scientific modeling
d.
technical modeling
 

 32. 

Design problems are _________ presented in a clearly defined form.
a.
sometimes
c.
always
b.
never
d.
seldom
 

 33. 

The personal characteristics involved in engineering including:
a.
Resourcefulness
c.
Creativity
b.
Ability to visualize and think abstractly
d.
All of the above
 

 34. 

The usefulness of a ________ can be tested by comparing its predictions to actual observations in the real world.
a.
model
c.
system
b.
brainstorm
d.
constraint
 

 35. 

A curve cut to allow people in wheelchairs easy access to the sidewalk is an example of a(n)
a.
wheel and axle
c.
lever
b.
incline plane
d.
pulley
 

 36. 

The basic idea of  ___________________________ is to find a mathematical relationship that behaves in the same ways as the objects or processes under investigation.
a.
scientific modeling
c.
mathematical modeling
b.
prototype modeling
d.
technical modeling
 

 37. 

________________ have greatly improved the power and use of mathematical model.
a.
Computers
c.
Problem Solving
b.
Designs
d.
Engineers
 

 38. 

One factor that affects a mechanical system’s efficiency.
a.
Work
c.
Friction
b.
Displacement
d.
Power
 

 39. 

In a fluid system, a pressure difference causes _______________  to move or perform some special function like pushing a piston or opening or closing a valve.
a.
fluids
c.
gasses
b.
none of the above
d.
liquids
 

 40. 

Mechanical Technology
a.
city water tower
c.
power plant generator
b.
gear systems in a car transmission
d.
airfoils on an airplane
 

 41. 

Mechanical technology is used  to produce, control, and transmit _____________.
a.
friction
c.
energy
b.
mechanics
d.
motion
 

 42. 

A pneumatic system is one that uses a ________________ to create a force
a.
fluid
c.
gas
b.
liquid
d.
hydraulics
 

 43. 

There are ___________ classes of levers.
a.
1
c.
4
b.
3
d.
2
 

 44. 

To reduce the chance of system failure, _______________is often conducted using small-scale models, computer simulations, analogous systems, or just the parts of the system thought to be least reliable
a.
systems testing
c.
computer testing
b.
reliablity testing
d.
performance testing
 

 45. 

Electrical Technology
a.
city water tower
c.
laser cutting tools
b.
air brakes on a truck
d.
door bell
 

 46. 

There are several engineering resources (core technologies) that are the _____________ of all technology systems.
a.
“wooden blocks”
c.
“designing process”
b.
“systems thinking”
d.
“building blocks”
 

 47. 

Boyle’s Law states that pressure and volume of an ideal gas are ___________________.
a.
inversely operational
c.
partially proportional
b.
proportional
d.
inversely proportional
 

 48. 

mc048-1.jpg
On a wedge, the direction of force is applied to side __________________.
a.
A
c.
B
b.
None of the above
d.
C
 

 49. 

Materials Technology
a.
hydraulic jack
c.
laminating wood
b.
bacteria “leaching” of metals from ore
d.
heat exchanger
 

 50. 

Design problems are  __________ presented in a clearly defined form.
a.
never
c.
always
b.
sometimes
d.
seldom
 

 51. 

Optical Technology
a.
electric heater
c.
light bulb
b.
annealing to soften metal
d.
plumbing in a school
 

 52. 

People, information, time, capital, machines and tools, materials, and energy are all ____________ of science and technology
a.
resources
c.
results
b.
constraints
d.
properties
 

 53. 

There are _________ basic types of simple machines
a.
6
c.
2
b.
8
d.
4
 

 54. 

When a syringe top is pulled to allow a solution enter it, the volume is increased while the pressure is ____________.
a.
increasing
c.
can not be measured
b.
stays the same
d.
decreasing
 

 55. 

Engineering as the systematic application of mathematical, scientific, and technical principles, to yield tangible end products that meet our _______________________.
a.
needs and desires
c.
daily requirements
b.
desires for new things
d.
needs of  technology
 

 56. 

Design needs to be ____________ checked and critiqued, and the design must be refined and improved.
a.
randomly
c.
never
b.
continually
d.
seldom
 

 57. 

mc057-1.jpg
Be examining the graph above, if the pressure is equeal 1160 torr, what would the volume be?
a.
20 ml
c.
.04 ml
b.
.05 ml
d.
16.2 ml
 

 58. 

A wheel and axle is a type of __________________.
a.
ramp
c.
pulley
b.
lever
d.
incline plane
 

 59. 

A first class lever can be described as having the fulcrum ___________ the effort and resistence
a.
behind
c.
infront
b.
between
d.
to the left
 

 60. 

________________ is used to minimize the likelihood of unwanted side effects of a new technology.
a.
Brainstorming
c.
Constraints
b.
Resources
d.
Risk analysis
 

 61. 

Safety, Reliability, Economic considerations, Quality control, Environmental concerns, Manufacturability, Maintenance and Human factors engineering (ergonomics) are ________________ that apply to the engineering design process.
a.
problem statements
c.
results
b.
constrinats
d.
brainstorming
 

 62. 

mc062-1.jpg
If the input in this machine is in the down direction, what direction would the output be?
a.
mc062-2.jpg
c.
mc062-4.jpg
b.
mc062-3.jpg
d.
mc062-5.jpg
 

 63. 

Structural Technology
a.
roadways
c.
flashlight
b.
fiber optic telephone communication
d.
agitator in a washing machine
 

 64. 

Electronic Technology
a.
thermostat for controlling temperature
c.
toaster
b.
warm air heating ducts
d.
power plant generator
 

 65. 

mc065-1.jpg
In the figure above, how much pulling force would be needed to lift a load of 120 lbs?
a.
40 lbs
c.
120 lbs
b.
60 lbs
d.
20 lbs
 

 66. 

Biotechnology
a.
tires on a car
c.
producing paper form wood
b.
a metal detector
d.
altering plant genes to produce better crops
 

Matching
 
 
a.
Force
g.
Piston
b.
Actuator
h.
Pressure
c.
Closed System
i.
Pump
d.
Cylinder
j.
Valves
e.
Fluid
k.
Volume
f.
Fluid Technology
 

 67. 

A mechanical device for moving or controlling something.
 

 68. 

A push or a pull
 

 69. 

A system in which there is no place for either additional storage or release of fluid.
 

 70. 

A force applied over an area.
 

 71. 

How much space an object occupies
 

 72. 

A sliding piece moved or moving against fluid pressure in a cylinder.
 

 73. 

A liquid or a gas.
 
 
Match the Core Technology to its definition.
a.
Materials Technology
f.
Thermal Technology
b.
Structural Technology
g.
Optical Technology
c.
Electronic Technology
h.
Bio-Technology
d.
Electrical Technology
i.
Mechanical Technology
e.
Fluid Technology
 

 74. 

The technology of using fluid, either gaseous (pneumatics) or liquid (hydraulic) to apply force of transport.
 

 75. 

The technology of putting together mechanical parts to produce, control, and transmit motion.
 

 76. 

The technology of using small amounts of electricity for controlling; detecting; and information collecting, storing, retrieving, processing and communicating.
 

 77. 

The technology of producing, altering, and combining materials.
 

 78. 

The technology of producing, storing, controlling, transmitting and getting work from electrical energy.
 
 
a.
Efficiency
e.
Friction
b.
Energy
f.
Mechanical Technology
c.
Force
g.
Power
d.
Gravity
h.
Work
 

 79. 

An attractive force acting at a distance between two or more masses
 

 80. 

A force that opposes relative motion of two solids or a solid and a liquid
 

 81. 

The product of a force applied to an object and the distance the object moves
 

 82. 

The rate of doing work
 

 83. 

The technology of putting together mechanical parts to produce, control, and transmit motion
 

 84. 

A push or a pull
 
 
a.
brainstorming
f.
prototype
b.
communicate and test
g.
set of steps
c.
constraints
h.
sketches and models
d.
engineering design process
i.
transform
e.
personal characteristics
 

 85. 

A ______________________________  is a working model used to test a design concept.
 

 86. 

Models are used to ______________________________ design ideas and processes.
 

 87. 

Modeling and testing are used to ______________________________  ideas into practical solutions.
 

 88. 

Expressing ideas to others using ______________________________ is an important part of the design process.
 

 89. 

Design involves a ______________________________, which can be performed in different sequences and repeated as needed.
 

 90. 

Engineering design is influenced by the ________________________, such as creativity and resourcefulness, of individuals and groups of people.
 

 91. 

The ______________________________ includes identifying a problem, looking for ideas, developing solutions, and sharing solutions with others. 
 

 92. 

A group problem-solving design process in which each person presents ideas is called ______________________________.
 
 
a.
Attribute
f.
Design Proposal
b.
Brainstorming
g.
Engineering Design
c.
Constraints
h.
Iterative
d.
Creativity
i.
Prototype
e.
Design
j.
Specifications
 

 93. 

A limitation or restriction
 

 94. 

A method of shared problem solving in which all members of a group spontaneously contribute ideas
 

 95. 

The approach that engineering disciplines use to specify how to create or do something.
 



 
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