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Test your basic knowledge |
Aerospace Materials And Properties
Start Test
Study First
Subject
:
engineering
Instructions:
Answer 21 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. A mechanical property of a material that shows how effective the material is absorbing mechanical energy without sustaining any permanent damage.
Modulus of Elasticity
Stiffness
Flange
Resilience
2. When a material is reduced in volume by the application of pressure; the reciprocal of the bulk modulus.
Resilience
Compression
Failure Point
Centroid
3. Condition caused by collapse - break - or bending - so that a structure or structural element can no longer fulfill its purpose.
Stiffness
Failure Point
Deformation
Composite
4. Something made up of interdependent parts in a definite pattern of organization - such as trusses - frames - or machines.
Stress
Ductility
Failure Point
Structure
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.
Centroid
Static Equilibrium
Failure Point
Toughness
6. Change in the length of an object in some direction per unit.
Strain
Toughness
Flange
Resilience
7. The amount of plasticity that procedes failure.
Ductility
Strain
Stiffness
Failure Point
8. A projection used for strength or for attaching to another object
Machinability
Moment of Inertia
Stiffness
Flange
9. 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.
Deformation
Strain
Compression
Fatigue
10. Mechanical property of a material that indicates the ability of the material to handle overloading before it fractures.
Moment of Inertia
Toughness
Stress
Structure
11. The geometric center of an area.
Composite
Centroid
Resilience
Stress
12. The way a material responds to specific machining techniques.
Machinability
Composite
Centroid
Deformation
13. A surface or shape exposed by making a straight cut through something at right angles to the axis.
Tension
Resilience
Cross -Sectional Area
Modulus of Elasticity
14. The condition of a string - wire - or rod that is stretched between two points.
Stiffness
Tension
Structure
Stress
15. A material made of multiple layers of fibers held together with a matrix.
Static Equilibrium
Compression
Fatigue
Composite
16. A mathematical property of a cross section that is concerned with a surface area and how that area is distributed about a centroidal axis.
Moment of Inertia
Structure
Resilience
Tension
17. The force acting across a unit area in a solid material resisting the seperation - compacting - or sliding that tends to be induced by external force.
Resilience
Static Equilibrium
Stiffness
Stress
18. The ability of a material to resist deflection or stretching.
Fatigue
Modulus of Elasticity
Stiffness
Deformation
19. 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
Machinability
Modulus of Elasticity
Ductility
Cross -Sectional Area
20. A force with its resultant passing through the centroid of a particular section and being perpendicular to the plane of the section. A force in a direction parallel to the long axis of the structure.
Toughness
Axial Stress
Strain
Stress
21. Temporary loss of strength and energy resulting from hard physical or mental work
Toughness
Moment of Inertia
Ductility
Fatigue