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WorksheetsMCAS Engineering Design
Total questions: 15
Worksheet time: 8mins
Name
Class
Date
1.
A building contractor is reviewing architectural plans for a new deck. The scale of the plan is 1/2" = 1' . The width of the deck on the scaled drawing measures 5 1/2". What length of decking material should be used to span the width of the deck with a single board while minimizing waste?
a)
6'
b)
10'
c)
12'
d)
16'
2.
Many types of models are used throughout the design process to help engineers create, develop, test, evaluate, and explain solutions. An automobile company is ready to test a new, full-size, fully operational model. This type of model is called a
a)
mock up
b)
prototype
c)
scaled system
d)
control system
3.
The front view of a piece of equipment is shown in the diagram below.
Which of the following conclusions about the piece of equipment can be made from this diagram?
Which of the following conclusions about the piece of equipment can be made from this diagram?
a)
It has two holes.
b)
It has two types of material.
c)
It has the same length and width.
d)
It has strength in compression and tension.
4.
The drawing below represents a finished basement floor plan.
What does W represent in the drawing?
What does W represent in the drawing?
a)
pipelines
b)
ceiling tiles
c)
ventilation duct
d)
staircase
5.
In many microwave ovens, a turntable slowly rotates food while the oven is in operation. The turntable, however, was not part of the original microwave oven design.Which of the following statements is the most likely reason the turntable was added to the microwave oven?
a)
Food did not cook evenly.
b)
The oven used too much power.
c)
Food did not receive enough energy.
d)
The oven became too hot during operation.
6.
During which of the following steps of the engineering design process would an engineer most likely use the Internet?
a)
identifying the problem
b)
constructing a prototype
c)
researching the problem
d)
selecting the best solution
7.
A student has a drawing of the Federal Reserve Bank Building in Boston, Massachusetts. The building’s height in the drawing is 25 cm. The drawing has a scale of 1 cm = 7.5 m.What is the actual height of the building?
a)
32.5 m
b)
187.5 m
c)
312.5 m
d)
375 m
8.
Which devices are required by the National Highway Traffic and Safety Administration to be installed in every new automobile sold in the United States to supplement the protection offered by seat belts?
a)
airbags
b)
antilock brakes
c)
four-wheel drive systems
d)
global positioning systems
9.
A company is designing a new automobile brake system. After repeated testing of the brake system prototype, engineers presented a report to their company explaining that they discovered a major problem in the system.Which of the following should the engineers do next?
a)
redesign the brake system
b)
build a full-scale version of the brake system
c)
identify the reasons for building the brake system
d)
evaluate the quality of the report about the brake system
10.
A paper punch card, shown below, was an early technology developed to give commands to a computer.Punch cards were physically inserted into a computer to deliver commands. After punch cards, the technology was improved so that commands could be delivered by keyboards, wired or wireless mice, styluses, and touch screens.Which of the following needs was the most likely cause for these improvements in technology?
a)
the need to perform experiments with computers
b)
the need to use computers in fast and simple ways
c)
the need to allow for computers to store information
d)
the need to make computers available for medical and business applications
11.
In the 1800s, inventors built a device that could be used to send and receive encoded messages through electrical wires. Later inventors modified this technology to create voice-transmitting devices such as the telephone.Which of the following is the original device upon which voice-transmitting devices were based?
a)
radio
b)
tape recorder
c)
telegraph
d)
television
12.
A green roof is a vegetation system installed on the rooftop of a building. A cross-sectional diagram of a green roof is shown below.Which of the following statements is supported by the diagram?
a)
The green roof has more cubic feet of soil than gravel.
b)
The green roof adds no more than 6 in. of height to a structure.
c)
The green roof adds no more than 6 cu. in. of mass to a structure.
d)
The green roof has a drainage mat and a waterproof covering made out of the same material.
13.
A company is thinking of developing a hydrogen-powered motorcycle. Based on the engineering design process, which of the following tasks should the company complete next?
a)
Build a working prototype of the motorcycle.
b)
Produce engineering designs for the proposed motorcycle.
c)
Evaluate the efficiency of the proposed motorcycle’s engine.
d)
Conduct market research to find out if there is a need for the motorcycle.
14.
Several college students want to design and build a solar-powered car. They have chosen a design.Which of the following should they do next to follow an engineering design process?
a)
Build a prototype of the car.
b)
Sell the design to a car company.
c)
Research the demand for solar-powered cars.
d)
Use the design to mass-produce solar-powered cars.
15.
A drawing is scaled so that 1″ = 16′. A wall section in the scaled drawing measures 3 3/4″. What is the actual dimension of the wall?
a)
30'
b)
48'
c)
54'
d)
60'
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