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WorksheetsEngineering Concepts Final B
Total questions: 30
Worksheet time: 15mins
What physical measurement is technically defined as force divided by the area over which that force is being applied?
Wattage
Voltage
Pressure
Velocity
A team of engineers is asked to design a scooter that will be able to hold 150 pounds without breaking for less than $30. They decide that they will only use recycled materials. Which of the following is one of the team’s constraints?
Designed to appeal to kids
Made out of recycled materials
Must hold 150 pounds
There are no constraints.
Which is the most correct order of the steps of the Engineering design Process?
Imagine solutions, Ask, Plan, Improve, Create, Communicate
Ask, Plan, Create, Imagine solutions, Improve, Communicate
Define problem, Brainstorm/research/Imagine solutions, Create prototype, Test, Improve, Communicate
Ask, Improve, Communicate, Brainstorm, Create, Plan
What is an Electrical Circuit?
Open path or loop around which an electric current flows
Open path or loop around which there is static electricity
Closed path or loop around which there is static electricity
Closed path or loop around which an electric current flows
A dashed line on an engineering drawing indicates ____________ lines.
Drawing
Hidden
Wall voids
Solid Walls
What three-dimensional view is often used in engineering drawings?
Isometric
Orthographic
Radial symmetry
Point Source
What is CAD?
An app that lets you analyze different design concepts
A coding program to let you easily write in a computer language
Computer software used to create 2D drawings/3D models of designs
Creation and development program for any robotics motion design
What's a a prototype?
A new product, system, or process that has never existed before, created by study and experimentation
A full-scale working model used to test a design concept by making actual observations and necessary adjustments.
An improvement of an existing technological product, system, or method of doing something.
A tangible artifact produced by means of either human or mechanical work, or by biological or chemical process.
In order to design a proper torque gear ratio you must have the proper gears. Which one of the following (input:output) gear ratios is strongest torque setup?
72:18
18:5
5:18
18:72
What is the minimum degree you need to become an engineer?
Bachelor
High School diploma
Technical certificate
Masters
What is an example of P.P.E. in the engineering classroom?
Gloves
Drill bits
ceramic tape
caulk
A system with no way of controlling or measuring output is called ____________.
Open
Unregulated
Closed
Unstructured
A system that can control or measure the output is called ___________
Automated
Closed
Open
Monitored
An example of a closed mechanical system would be.....
Boiling water
Open soda can
Air conditioner
Bicycle
A builder is building a deck outside of a house. The architectural plans call for 30 foot long x 12 foot wide deck. The plans are in a 1/2 inch: 1 foot scale.
How many square inches is the deck on the architectural plans?
42
360
180
90
What is the difference between innovations and inventions?
Innovation comes before an invention within a single product line.
Invention is developing a new thing. Innovation is improving an existing thing.
Innovations are more complex than inventions.
Innovations are more widely used than inventions.
One metric that can be used to assess the effectiveness of the design for the co2 car is to calculate the distance covered compared to time elapsed. What is that calculation called?
Acceleration
Speed
Potential energy
Momentum
Which of the following statements explains fluid power.
Fluid power is the method of using pressurized fluid to transmit power.
Fluid power is the use of air to create motion.
Fluid power is the method of using pressurized fluid to transmit motion.
Fluid power is the use of pneumatic systems to move objects.
Calculate the mean.
2, 9, 10, 6, 8
8.5
35
5.5
7
The engineering design process is an iterative process. This means
The engineering design process can not be used in all areas of engineering.
New ideas or information might make an engineer repeat parts of the process over and over
An engineer has to go through every step of the process twice before the solution is any good
The engineering design process is a one-time process.
Conduction is the process of heat transfer through air or liquid because of differences in electrical potential.
True
False
The purpose of brainstorming is to minimize and focus the number of ideas as possible.
True
False
One major advancement in the industrial age was the invention of the combustion engine.
True
False
Optimization is making the most of the positive aspects of a product and minimizing the negative.
True
False
One constraint on building the CO2 cars was the speed of the car.
True
False
O.S.H.A. is the government body designed to prevent environmental hazards such as pollution and runoff.
True
False
A centimeter is equal to 1.034 inches.
True
False
An open ended wrench is adjustable to a variance of 1 mm.
True
False
The practices and procedures necessary to disable machinery or equipment to prevent the release of hazardous energy is called mechanical sequestration.
Treu
False
The most common hammer used for shaping sheet metal is the ball peen hammer.
True
False
