Design Part 2

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A newly constructed bridge was inspected to evaluate the load capacity of the bridge. During the inspection, fatigue cracks and stress fractures were discovered on the deck and supports. After reviewing the original plans, it was discovered on the decks and supports. After reviewing the original (requirements). What did the engineers most likely ignore when designing the bridge?
A.Planning and developing
C.Testing the bridge
D. Safety procedures

B. Criteria and constraints
The general requirements and limitations that are incorporated into the design of a structure are known as:
A. Creativity and innovation
B. Form and Function
D. Marketability and safety.

C. Criteria and constraints.
Considering the given criteria and constraints, competing factors that will jeopardize the product efficiency will require a:
A. Budget
B. Specification
C. Spin-off

D. Trade-off
If a product does not meet the established criteria during production, issues related to its:
A. Designs must be investigated
B. Ergonomics must be investigated
D. Regulations must be investigated.

C. Quality control must investigated.
A speedboat is not permitted to go faster than 100 knots in a lake. Therefore, the company decides to redesign the throttle so it cannot exceed 95 knots. This is an example of:
B. Criteria
C. Tade-off
D. Design challenge

A. Constraint.
A design team is making new container for milk, and the customer needs the container to be tall. The size specification is considered a:
B. Constraint
C. Limitation.
D. Function

A. Criteria
The purpose of a cause study when conducting problem-solving research is to:
A. Select an appropriate to a problem.
B. A document where and how others have made mistakes in solving a problem.
C. Make sure the designer had not stolen other's solutions or ideas.

D. Assess the current understanding of a problem.
The requirements for a product to function efficiently are called.
A. Tade-offs.
B. Impacts.
C. Collaborations.

D. Criteria
An engineer designing a laptop is told the device should be convenient to carry. This is most likely to affect the design process, creating constraints on:
B. Handle features.
C. Processor speed.
D. Applications and functions.

A. Size and weight
The criteria and constraints of a product or system, and the determining factors on how thy affect the final design and development, are called.
B. requirements
C. Recommendations.
D. Risks.

A.Requirements.
Identifying both desired elements and limitations of a product or system is called determining.
B. Resources
C Recommendations.
D. Risks.

A.Requirements.
A design challenge is given that says, create a birdhouse, but do not let it cost more than $20.00 in materials. The cost of the birdhouse would be considered a/an:
A.Criterion.
C. Requirement.
D. Example.

B. Constraint.
Which design constraints are most likely to compete with each other when designing a fuel cell for a rocket?
A. Color and material choice
B. Programming and ease of use.
D. Warranty and radioactivity

C. Weight and power output
When looking at the front view of a visual object is an orthographic drawing, the missing dimension from the view would be the:
A. thickness
B. Width.
D. height

C. depth
If Fred were to design a new cell phone and builds a replica of case, he would be constructing a/an:
A. Duplicate
C. Prototype
D. Experiment

B. Mock-up
The Productivity of a design may be established by testing a:
B. Working drawing.
C. Mock-up
D. Conceptual model

A. Prototype
The Exchange of info in visual form, such as words, drawings, photographs , or combination of these is:
A. Linear logo.
C. Mathematical modeling.
D. Virtual design

B.Conceptual/graphic communication
Shirley and Bob are testing three mathematical models to see which one is best for modeling the power consumption of their school. They should determine which model is best by choosing the one that:
A. Uses info that is easiest to obtain.
B. reports the lowest power consumption.
D. Uses variables most important to the study of power consumptions.

C. Most closely matches the current power consumption.
Three-dimensional models are typically used for:
B. Small Batch production.
C. A technical drawing.
D. Optimizing the manufacturing process.

A. Simulating and testing design ideas.
Which design project would most likely require using computer-based simulation for testing?
B. Rocking Chair.
C. Screen door.
D. Baseball glove.

A. Truss bridge.
Which step in the design process utilizes info gathered during the testing of products to present findings to the stakeholder?
A. Developing a working prototype
B. Patenting the product
C. Planning the presentation.

D. Communicating the results
What type of conceptual drawing would best illustrate how put an entrainment center together.
B. Orthographic drawing
C. Systems drawing
D. Design drawing

A. Pictorial drawing
When designing a roof for a greenhouse , a variety of angels must be measured and cut accurately. What tool should be used to measure the angles.
A. French Curve
B. Laser
D. Ruler

C. Protractor
A working model used to test a design during development is called a:
B. Constraint
C. Product
D. Master design.

A. Prototype
When electric motors, students discovered that when the input power increased, the speed of the motor shafts increased. Which graphical representation would best enable the students to systematically examine this relationship?
A. Bar Chart.
C. Pie Chart.
D. Scatter Plot.

B. Line graph
What is the best choice for communicating information about the design process used to develop a plan for a new mass transit system?
A. A Three-dimensional model of a bus that runs on ethanol.
B. Drawings of different Mass-transit routes.
C. A list of ideas about mass-transit problems.

D. A flowchart showing steps developing the plan.
Which step of engineering design process would use a graph to communicate the results?
A. Defining a problem
B. Exploring possibilities
C. Making a prototype

D. Evaluating the Design.
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