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