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Test your basic knowledge |
Principles Of Engineering
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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. The law that if two bodies are in thermal equilibrium with a third body then the first two bodies are in thermal equilibrium with each other
Joint
Method of Joints
Breaking Stress
Zeroth Law of Thermodynamics
2. The square root of the variance.
Compression Force
Analog to Digital
Standard Deviation
Flowchart
3. Not having fixed limits; unrestricted; broad
Statistics
Open - ended
Mechanism
Problem Solving
4. The difference between the maximum and minimum dimensions allowed within the design of a product.
Problem Statement
Moment
Open - ended
Tolerance
5. Change in length of an object in some direction per unit
Strain
Resistance Force
Metal
Normal Distribution
6. Used to transport fluid in a circuit
Variance
Sensor
Newton's Second Law
Transmission Lines
7. A type of pneumatic pressure control valve that controls the maximum pressure in a branch of a circuit.
Fuel Cell Stack
Deformation
Pressure Regulator
Generator
8. A quantity that has both a magnitude and direction.
Free Body Diagram
Elastic Limit
Opeen Loop System
Vector Quanitity
9. A strong rope - usually made of metal - designed to have great tensile strength and to be used in structures.
Product Development Lifecycle
Modulus of Elasticity
Cable
Inexhaustible Energy
10. Information fed into a data processing system or computer.
Input
Finishing
Power
Volt
11. A systematic problem- solving strategy - with criteria and constraints - used to develop many possible solutions to solve a problem
Sensor
Design Process
Boyle's Law
NTC Resistor
12. The rate of change of velocity with respect to time.
Fixed Support
Torque
Sketch
Acceleration
13. The potential difference measured in volts. The amount of work to be done to move a charge from one point to another along an electric circuit
Flow Rate
Voltage
Statistical Process Control
Ohm's Law
14. The condition or quality of being true - correct - or exact; precision; exactness.
Actual Mechanical Advantage
Idler Gear
Hooke's Law
Accuracy
15. A cylinder that can act under pressure in both directions (extend and retract) to move a load.
Mean Deviation
Scalar
Algorithm
Double-Acting Cylinder
16. The geometric center of an area.
Alternative Energy
Switch
Liability
Centroid
17. The calculated likelihood that a given event will occur
Probability
Solenoid
Median
Accuracy
18. A part of a design brief that challenges the designer - describes what a design solution should do without describing how to solve the problem -
Finishing
Effort Force
Design Statement
Modulus of Elasticity
19. 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.
Piston
Fixed Support
Tolerance
Line of Best Fit
20. The measurement of how difficult it is for charges to flow through a material
Decision Matrix
Resisitance
Metal
Friction
21. A device used to create flow in a hydraulic system.
Team
Power Converter
Wheel and Axle
Pump
22. Point at which the deformation is no longer directly proportional to the applied force. Hooke's Law no longer applies
Mechanical Properties
Proportional Limit
Free Body Diagram
Single-Acting Cylinder
23. A resource that cannot be replaced once used
Design Statement
Newton's First Law
Statistical Process Control
Nonrenewable Energy
24. A device used to spray an oil mist into the stream of a pneumatic system.
Design Statement
Probability
Velocity
Lubricator
25. A control system that considers the output of a system and makes adjustments based on that output.
Mechanical Properties
Magnitude
Closed Loop System
Forming
26. Amount of difference between a value and the mean.
Pressure Regulator
Deviation
Mode
Strain
27. The basic unit of electric current adopted under the Systeme International d'Unites
Moment of Inertia
Nonrenewable Energy
Data
Ampere
28. A tool for systematically ranking alternatives according to a set of criteria
Qualitative Data
Decision Making
Open - ended
Member
29. A conductor wrapped around an iron core. The two ends of the conductor are attached to a power source. When current passes through the conductor - the iron core becomes magnetized.
Electromagnetic Induction
Electromagnet
Filter
Statistics
30. The transfer of heat through matter by molecular activity; Energy is transferred through collisions from one molecule to another
Conduction
Ampere
Distance
Pressure Regulator
31. The process in which an electric current is used to produce a chemical reaction - such as the decomposition of water
Sensor
Electrolysis...
Chain
Simple Truss
32. The flow of electrical power or charge.
Directional-Control Valve
Ideal Mechanical Advantage
Electricity
Power
33. A part or element of a larger whole
Ohm's Law
Cross -Sectional Area
Pie Chart
Component
34. The transfer of heat by the movement of a mass or substance; it can take place only in fluids
Mechanism
Elastic Limit
Convection
Pitch
35. The fractional increase in a material's length due to stress in tension or thermal expansion
Elongation
Mean Deviation
Tolerance
Finishing
36. A diagram used to isolate a body from its environment - showing all external forces acting upon it.
ABET
Free Body Diagram
Cross -Sectional Area
Induction
37. The opposition that a device or material offers to the flow of direct current
Resistance
Design Process
Power
Free Body Diagram
38. 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
Qualitative Data
Mechanical Properties
Component
Wedge
39. Two different sized circular objects that are attached together and turn as one.
Induction
Wheel and Axle
ABET
Programmable Logic Controller
40. The return to the input of a part of the output of a machine - system - or process
Static Equilibrium
Design Modification
Flowchart
Fossil Fuel
41. 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.
Digital to Analog
Pulley
Outcome
Absolute Pressure
42. Bell- shaped probability distribution
Compression
Potentiometer
Normal Distribution
Kinetic Energy
43. A body subjected to a push.
Lever
Nonrenewable Energy
Compression Force
Electrical Energy
44. A valve that allows flow in one direction but prevents flow in the opposite direction.
Energy
Purpose
Check Valve
Flow Rate
45. A system of discrete states: high or low - on or off - 1 or 0.
R- value
Digital Signal
Belt
Shear Stress
46. The magnitude of the total distance traveled divided by the time elapsed.
Valve
Speed
Pinned Support
Inclined Plane
47. Used to control which path fluid takes in a circuit.
Data
Directional-Control Valve
Power Grid
Line of Best Fit
48. An energy source that will never run out
Work
Inexhaustible Energy
Microprocessor
Accuracy
49. The volume of fluid that moves through a system in a given period of time.
Reservoir
Fuel Cell Stack
Flow Rate
Analog Signal
50. The turning effect of a force about a point equal to the magnitude of the force times the perpendicular distance from the point to the line of action from the force.
Pulley
Moment of Inertia
Moment
Manufacturing
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