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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 material made of multiple layers of fibers held together with a matrix.
Composite
Static Equilibrium
Deformation
Stiffness
2. When a material is reduced in volume by the application of pressure; the reciprocal of the bulk modulus.
Compression
Toughness
Fatigue
Axial Stress
3. Something made up of interdependent parts in a definite pattern of organization - such as trusses - frames - or machines.
Centroid
Structure
Axial Stress
Composite
4. A mechanical property of a material that shows how effective the material is absorbing mechanical energy without sustaining any permanent damage.
Stiffness
Resilience
Composite
Compression
5. 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
Modulus of Elasticity
Strain
Tension
Centroid
6. Condition caused by collapse - break - or bending - so that a structure or structural element can no longer fulfill its purpose.
Failure Point
Fatigue
Stress
Flange
7. A surface or shape exposed by making a straight cut through something at right angles to the axis.
Toughness
Cross -Sectional Area
Resilience
Failure Point
8. The amount of plasticity that procedes failure.
Tension
Stiffness
Structure
Ductility
9. The ability of a material to resist deflection or stretching.
Failure Point
Cross -Sectional Area
Structure
Stiffness
10. Mechanical property of a material that indicates the ability of the material to handle overloading before it fractures.
Toughness
Machinability
Stiffness
Ductility
11. The way a material responds to specific machining techniques.
Stress
Flange
Machinability
Deformation
12. Temporary loss of strength and energy resulting from hard physical or mental work
Moment of Inertia
Stiffness
Fatigue
Strain
13. 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.
Deformation
Axial Stress
Toughness
Tension
14. A projection used for strength or for attaching to another object
Modulus of Elasticity
Static Equilibrium
Flange
Cross -Sectional Area
15. Change in the length of an object in some direction per unit.
Stress
Resilience
Strain
Stiffness
16. The geometric center of an area.
Toughness
Stiffness
Centroid
Structure
17. The condition of a string - wire - or rod that is stretched between two points.
Failure Point
Tension
Machinability
Compression
18. 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.
Axial Stress
Stress
Static Equilibrium
Machinability
19. A mathematical property of a cross section that is concerned with a surface area and how that area is distributed about a centroidal axis.
Static Equilibrium
Axial Stress
Moment of Inertia
Strain
20. 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.
Structure
Ductility
Stress
Machinability
21. 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.
Composite
Moment of Inertia
Deformation
Tension