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Test your basic knowledge |
Principles Of Engineering
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Study First
Subject
:
engineering
Instructions:
Answer 50 questions in 15 minutes.
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.
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. 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
Photocell
Roller Support
Pneumatics
Deformation
2. A resource that cannot be replaced once used
Subtractive
Zeroth Law of Thermodynamics
Nonrenewable Energy
Sketch
3. A written plan that identifies a problem to be solved - its criteria - and its constraints.
Flow-Control Valve
Codes
Design Brief
Filter
4. Measure of variation equal to the sum of the deviations of each value from the mean.
NTC Resistor
Vector Quanitity
R- value
Mean Deviation
5. A device for making - breaking - or changing the connections in an electrical circuit.
Target Consumer
Transmission Lines
Switch
Manufacturing
6. A strong rope - usually made of metal - designed to have great tensile strength and to be used in structures.
Parallel Circuit
Environmental Protection Agency
Wheel and Axle
Cable
7. Distance between adjacent threads in a screw.
Solenoid
Sprocket
Pitch
Heat
8. 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
Qualitative Data
Scalar
Finishing
9. 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.
Energy Conservation
Deformation
Static Equilibrium
Variance
10. The ratio of the increment of some specified form of stress to the increment of some specified form of strain - such as Young's modulus - the bulk modulus - or the shear modulus. Also known as coefficient of elasticity - elasticity modulus - elastic
Moment
Modulus of Elasticity
Moment of Inertia
Ultimate Stress
11. The production of an electric or magnetic state by the proximity (without contact) of an electrified or magnetized body
Mean Deviation
Data
Ohm's Law
Induction
12. A part of an axle or shaft bent out at right angles - for converting reciprocal to circular motion and vice versa.
Cable
Lever
Crank
Electrical Energy
13. Amount of difference between a value and the mean.
Rupture Strength
Deviation
Pressure Regulator
Sprocket
14. Changes one form of power to another
Rotor
Electromagnet
Power Converter
Volt
15. The condition or quality of being true - correct - or exact; precision; exactness.
Series Circuit
Moment of Inertia
Active Solar Energy Collection
Accuracy
16. A major or minor change in the design of an item - effected in order to correct a deficiency - to facilitate production - or to improve operational effectiveness.
Composite
Input
Design Modification
Target Consumer
17. The elements - constituents - or substances of which something is composed or can be made; matter that has qualities which give it individuality and by which it may be categorized
Static Equilibrium
Electrolysis...
Input
Material
18. The volume of fluid that moves through a system in a given period of time.
Flow Rate
Product Life Cycle
Crank
Career
19. A device that holds the compressed air in a pneumatic system.
Receiver Tank
Pump
Product Development Lifecycle
Transistor
20. A type of lever that is a wheel with a groove in its rim - which is used to change the direction or multiply a force exerted by a rope or cable.
Pulley
Input
Brainstorming
Composite
21. Absolute temperature scale
Pulley
Kelvin
Microprocessor
Newton's Third Law
22. A part of a design brief that clearly and concisely identifies a client's or target consumer's problem - need - or want.
Hooke's Law
Problem Statement
Electrical Energy
Kelvin
23. A circular toothed object used to transfer rotary motion and torque through interlocking teeth
Charles' Law
Liability
Gear
Passive Solar Energy Collection
24. Crude or processed material that can be converted by manufacture - processing - or combination into a new and useful product; something with a potential for improvement - development - or elaboration
Histogram
Raw Material
Friction
Polarity
25. Every body or particle continues at a state of rest or uniform motion in a straight line - unless it is compelled to change that state by forces acting upon it.
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26. An activity with observable results
Constraint
Design Modification
Histogram
Experiment
27. Test methods used to examine an object - material - or system causing permanent damage to its usefulness
Destructive Testing
Hooke's Law
Input
Toughness
28. A measure of a fluid's thickness or resistance to flow.
Flange
Recycling
Power Grid
Viscosity
29. A device used to create flow in a hydraulic system.
Pump
Single-Acting Cylinder
Tolerance
Design Modification
30. Individual fuel cells that are combined in series.
Manufacturing
Raw Material
Constraint
Fuel Cell Stack
31. A gear positioned between the driver and the driven gear used to change rotational direction.
Stress -Strain Curve
Algorithm
Idler Gear
Centroid
32. The geometric center of an area.
Ultimate Stress
Centroid
Cable
Sensor
33. An inclined plane wrapped around a cylinder - forming the path and pitch.
Screw
Mechanical Properties
Actual Mechanical Advantage
Vector Quanitity
34. Stages a product goes through from concept and use to eventual withdrawal from the market place.
Product Development Lifecycle
Resistance
Gravitational Energy
Electromagnet
35. A system that links electricity produced in power stations to deliver it to where it is needed
Distance
Screw
Power Grid
Parallel Circuit
36. A profession for which one trains and which is undertaken as a permanent calling.
Volume
Career
Gay-Lussac's Law
Resisitance
37. Energy caused by the movement of electrons.
Algorithm
Material
Flowchart
Electrical Energy
38. A machine for producing power in which a wheel or rotor is made to revolve by a fast- moving flow of water - steam - gas - or air
Turbine
Sprocket
Compression Force
Rupture Strength
39. The direction of a vector is defined by the angle between a reference axis and the arrow's line of direction.
Power
Kelvin
Direction
Induction
40. The process in which an electric current is used to produce a chemical reaction - such as the decomposition of water
Open - ended
Outcome
Electrolysis...
Liability
41. The magnitude of the total distance traveled divided by the time elapsed.
Purpose
Algorithm
Speed
Planar Truss
42. The sense of a vector is the direction of the vector relative to its path and indicated by the location of the arrow.
Frequency Distribution
Kelvin
Ultimate Stress
Sense
43. Numbers or information describing some characteristic.
Codes
Data
Electrolysis...
Volume
44. A type of 3D CAD modeling that represents the volume of an object - not just its lines and surfaces
Solid Modeling
Piston
Microprocessor
Metal
45. A form of energy that travels through space as waves.
Work
Outcome
Stress -Strain Curve
Electromagnetic Energy
46. Sometimes referred to as tensile strength; determined by measuring the maximum load a material specimen can carry when in the shape of a rectangular bar or cylindrical can
Distance
Ultimate Stress
Kelvin
Chain
47. To make into a product suitable for use; to make from raw materials by hand or by machinery; to produce according to an organized plan and with division of labor
Sensor
Double-Acting Cylinder
Manufacturing
Free Fall
48. A rigid bar used to exert a pressure or sustain a weight at one point of its length by the application of a force at a second and turning at a third on a fulcrum.
Magnitude
Breaking Stress
Lever
Decision Making
49. Used to transport fluid in a circuit
Transmission Lines
Tension
Atmospheric Pressure
Variance
50. The measure of resistance to heat flow
Flow Velocity
Inclined Plane
Temperature
Hooke's Law
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