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Test your basic knowledge |
Introduction To Engineering - 7
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. An inclined plane which is wrapped around a cylinder
First- class lever
Block and tackle
Mechanical advantage
Screw
2. The process of how solutions to problems are developed is
Prototypes
First- class lever
The problem solving process
Chain hoist
3. A system of pulleys that consists of one rope wound around two separate sets of pulley - each of which is free to rotate independently on the same axle
Foot- pounds
Block and tackle
Friction
Science
4. The energy of motion
Specifications
Kinetic energy
Second- class lever
Bevel gears
5. Provides problem clarification and specification
Design
Design brief
Lever
Effort
6. Two gear wheels that intermesh in the same plane - regulating the speed or force of motion and reversing its direction
Spur gears
Screw
Second- class lever
First- class lever
7. Which is not a true statement about gears?
Design loop
Brainstorming
Appearance model
All gears are shaped like wheels with straight teeth that mesh with other wheels with straight teeth
8. The development of something completely new
Technology
Newton - meter
Invention
Mechanical advantage
9. Seeks to explain and describe the physical world
Resistance
First- class lever
Law of Conservation of Energy
Science
10. A lever in which the fulcrum is between the effort and the load
Pulley
First- class lever
Work
First- class levers
11. Shows what a product will look like when it is produced
Innovations
Mechanical advantage
Gears
Appearance model
12. Force times distance
Bevel gears
lever
Work
Invention
13. The generation of ideas for solutions by a group is known as
Kinetic energy
Brainstorming
Pulley
Rack and pinion gears
14. Work divided by time
Power
Specifications
Newton - meter
Second- class lever
15. If you generate alternative solutions and begin to build your best solution - but you have problems building your design - what should you do?
Modify your design ideas and choose another alternative
Technology
Friction
Design loop
16. A fixed wheel with a rope or chain that is attached to a load - used to change the direction of a force or to lift heavy objects - is a
Movable pulley
Pulley
All gears are shaped like wheels with straight teeth that mesh with other wheels with straight teeth
Generate many alternative solutions
17. Energy of position
Potential energy
Block and tackle
Bevel gears
Worm gears
18. The generation of ideas for solutions
Spur gears
Brainstorming
Third- class lever
Specifications
19. The metric unit for measuring work
Newton - meter
Innovations
Gears
The number of pulley wheels
20. The improvement of things already invented
Innovation
Lever
Design
Solutions
21. Provides direction for the work of the designer
Design brief
Design loop
Law of Conservation of Energy
Ergonomics
22. The scientific formula for work is
Law of Conservation of Energy
The problem solving process
Pulley
W = F x d
23. A bar or rod that tilts on a pivot - or fulcrum - used to overcome a resistance or to raise a weight when force is applied is a
Block and tackle
Appearance model
lever
Friction
24. When generating ideas for a solution to a problem - it is important to do which of the following in order to effectively and visually communicate these ideas for use in construction drawings?
Invention
Generate many alternative solutions
Foot- pounds
Put your ideas - designs - and calculations on paper
25. Changes and improvements made to products already invented are
Innovations
Mechanical advantage
Spur gears
Resistance
26. Consists of an endless chain looped around three pulleys
Chain hoist
Problems
Screw
Technology
27. Ways of overcoming difficulties
Solutions
First- class lever
Resistance
Appearance model
28. More than one pulley working together
Problems
Block and tackle
Friction
Lever
29. A pulley that makes work easier
Technology
lever
Movable pulley
Pulley
30. Seeks to meer our needs and wants and to extend our capabilities
Technology
Ergonomics
Solutions
Design loop
31. A force that opposes motion
Foot- pounds
Friction
lever
Kinetic energy
32. Involves the effort you put in and the distance over which you maintain the effort
W = F x d
Science
Invention
Work
33. Describes the limitations and requirements of the project's solution
Functional models
Block and tackle
Fixed pulley
Specifications
34. Two wheels that intermest at an angle to change the direction of rotation - also altering speed and force if necessary
Mechanical advantage
Lever
Bevel gears
First- class lever
35. Come in a variety of sizes with their teeth straight or curved and inclined at a variety of angles
Appearance model
Innovation
Gears
Bevel gears
36. Provides a structure for thinking and doing
Modify your design ideas and choose another alternative
Design loop
Movable pulley
Design
37. The weight or resistance on a lever
Load
The problem solving process
Specifications
Innovation
38. A pulley that changes direction of effort but provides no mechanical advantage
Pulley
Fixed pulley
Functional models
Decreases the effort needed to move a load - transfers speed or force - and changes the direction of the effort applied
39. 550 foot- pounds per second
Innovations
Design
Resistance
Horsepower
40. A machine in which a lever rotates around a fixed point
Law of Conservation of Energy
Wheel and axle
Friction
Innovation
41. The force applied to a lever
Fixed pulley
Invention
Effort
Technology
42. The ability to do work
Generate many alternative solutions
Power
Energy
Bevel gears
43. A guide to help make problem solving in technology more effective
Pulley
Design loop
Design brief
Effort
44. A shaft with a screw thread that meshes with a toothed wheel to alter the direction of motion - and change the speed and force
Block and tackle
Foot- pounds
Bevel gears
Worm gears
45. Models that function and look like the finished product but are usually hand- built
All gears are shaped like wheels with straight teeth that mesh with other wheels with straight teeth
Prototypes
Block and tackle
Problems
46. The weight of the obect being moved
Resistance
Fulcrum
Potential energy
Gears
47. The turning point of a lever
Solutions
Fulcrum
Horsepower
Design loop
48. The force (push or pull) used to do work
Fixed pulley
Rack and pinion gears
Invention
Effort
49. The English unit of measuring work
Spur gears
Effort
Foot- pounds
Third- class lever
50. The study of how human beings best interact with technology
All gears are shaped like wheels with straight teeth that mesh with other wheels with straight teeth
Innovation
Screw
Ergonomics