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Test your basic knowledge |
Principles Of Engineering
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. The opposition that a device or material offers to the flow of direct current
Scalar
Resistance
Mean Deviation
Efficiency
2. A support that prevents translation in any direction
Subtractive
Data Variation
Pinned Support
Strain
3. Used to control which path fluid takes in a circuit.
Directional-Control Valve
Assembly
Normal Distribution
Power
4. A diagram used to isolate a body from its environment - showing all external forces acting upon it.
Ideal Mechanical Advantage
Tension Force
Electromagnet
Free Body Diagram
5. A condition where there are no net external forces acting upon a particle or rigid body and the body remains at rest or continues at a constant velocity.
Static Equilibrium
Valve
Material
Elongation
6. A support that only prevents a beam from translating in one direction.
Screw
Double-Acting Cylinder
Strain
Roller Support
7. The difference between samples
Product Life Cycle
Boyle's Law
Potential Energy
Variance
8. The fractional increase in a material's length due to stress in tension or thermal expansion
Synthetic
Elongation
Resisitance
Torque
9. An inclined plane wrapped around a cylinder - forming the path and pitch.
Current
Screw
Friction
Axial Stress
10. Of or relating to the manufacture of any product (as earthenware - porcelain - or brick) made essentially from a nonmetallic mineral (as clay) by firing at a high temperature
Heat
Codes
Ceramic
Cylinder
11. The total length of path over which the particle travels.
Inclined Plane
Distance
Crank
Probability
12. Test methods used to examine an object - material - or system causing permanent damage to its usefulness
Destructive Testing
Product Development Lifecycle
Displacement
Second Law of Thermodynamics
13. Those properties of a material that reveal the elastic and inelastic reaction when force is applied - or that involve the relationship between stress and strain; for example - the modulus of elasticity - tensile strength - and fatigue limit
Recycling
Decision Making
Axial Stress
Mechanical Properties
14. Changing one form of energy to another
Analog Signal
Geothermal Energy
Energy Conservation
Hooke's Law
15. The total pressure exerted on a system - including atmospheric pressure.
Mechanical Properties
Gear
Roller Support
Absolute Pressure
16. A device for making - breaking - or changing the connections in an electrical circuit.
Switch
Statically Indeterminate
Brainstorming
Newton's Third Law
17. A fundamental entity of nature that is transferred between parts of a system in the production of physical change within the system and usually regarded as the capacity for doing work
Decision Making
Energy
Alternative Energy
Algorithm
18. A negative temperature coefficient - also known as a thermistor - is a sensitive resistor whose primary function is to exhibit a change in electric resistance with a change in temperature.
Parallel Circuit
Wheel and Axle
Median
NTC Resistor
19. A result of a force moving an object a certain distance
Single-Acting Cylinder
Kinetic Energy
Work
Frequency Polygons
20. An organization that works to develop and enforce regulations that implement environmental laws enacted by Congress
Brainstorming
Sprocket
Programmable Logic Controller
Environmental Protection Agency
21. A circular toothed object used to transfer rotary motion and torque through interlocking teeth
Gear
Inexhaustible Energy
Shear Stress
Flange
22. The measurement of how difficult it is for charges to flow through a material
Technical Communication
Resisitance
Manufacturing
Pneumatics
23. A sliding piece moved by or moving against fluid pressure which usually consists of a short cylindrical body fitting within a cylindrical chamber or vessel along which it moves back and forth.
Component
Wedge
Piston
Displacement
24. A subset of a sample space
Event
Hydraulics
Flow Meter
Electromagnetic Induction
25. A group technique for solving problems - generating ideas - stimulating creative thinking - etc. - by unrestrained spontaneous participation in discussion
Solid Modeling
Brainstorming
Compression Force
Inexhaustible Energy
26. The resultant of a system of force is the vector sum of all forces.
Resultant Force
Alternative Energy
Planar Truss
Work
27. The process in which an electric current is used to produce a chemical reaction - such as the decomposition of water
Electrolysis...
Photocell
Single-Acting Cylinder
Career
28. Machining a surface to size with a fine feed produced in a lathe - milling machine - or grinder
Material
Finishing
Product Life Cycle
Alternative Energy
29. The reason for which something is done or for which something exists.
Deformation
Purpose
Check Valve
Polymers
30. Arithmetic average
Cylinder
Recycling
Mean
Gravitational Energy
31. Any alteration of shape or dimensions of a body caused by stresses - thermal expansion or contraction - chemical or metallurgical transformations - or shrinkage and expansions due to moisture change
Friction
Centroid
Deformation
Pitch
32. Slender straight pieces of a truss connected by joints.
Standard Deviation
Physical Properties
Member
Fatigue
33. Solid material which is composed of two or more substances having different physical characteristics and in which each substance retains its identity while contributing desirable properties to the whole; especially - a structural material made of pla
Composite
Bayes' Therom
Reliability
Photocell
34. A switch that can provide variable motion control
Potentiometer
Sprocket
Pitch
Torque
35. An electromagnetically operated switching device.
Reed Switch
Output
Fulcrum
Component
36. A tool for systematically ranking alternatives according to a set of criteria.
Centroid
Decision Matrix
Flow Rate
Accuracy
37. Middle value of a set of values arranged in order of magnitude.
Cable
Gusset
Normally Closed
Median
38. Any of numerous natural and synthetic compounds of usually high molecular weight consisting of up to millions of repeated linked units - each a relatively light and simple molecule
Polymers
Statistics
Outcome
Mechanism
39. A limit to a design process. Constraints may be such things as appearance - funding - space - materials - and human capabilities
Raw Material
Metal
Pictorial Sketch
Constraint
40. Condition caused by collapse - break - or bending - so that a structure or structural element can no longer fulfill its purpose
Pinned Support
Digital to Analog
Microprocessor
Failure Point
41. A person who designs any of a variety of things. This usually implies the task of creating drawings or in some way using visual cues to organize work.
Newton's Second Law
Designer
Piston
Resistance
42. Plant materials and animal waste used especially as a source of fuel.
Sample Space
Interface
Simple Truss
Biomass
43. The condition of a string - wire - or rod that is stretched between two points
Analog to Digital
Axial Stress
Frequency Distribution
Tension
44. The return to the input of a part of the output of a machine - system - or process
Career
Stress -Strain Curve
Flow Rate
Flowchart
45. A part of a design brief that challenges the designer - describes what a design solution should do without describing how to solve the problem -
Power
Rotor
Velocity
Design Statement
46. A part or element of a larger whole
Compression
Pie Chart
Component
Material
47. A series of usually metal links or rings connected to or fitted into one another and used to transmit motion and power within a sprocket system.
Chain
Wheel and Axle
Actual Mechanical Advantage
Volt
48. Two different sized circular objects that are attached together and turn as one.
Gusset
Wheel and Axle
Wedge
Reliability
49. Returning to an original condition. The extraction and recovery of valuable materials from scrap or other discarded materials
Rupture Strength
Recycling
Flow Velocity
Fatigue
50. Graphical representation of a material's mechanical properties
Stress -Strain Curve
Constraint
Photocell
Induction