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ME 344 Final flash card
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Gravity
Key Concepts:
Terms in this set (38)
Spherical & Cylindrical
The two types of pressure vessels discussed in class were....
Interference
Shrink Fit is caused by radial...
Polar
Coordinates are used to analyze thick walled cylinders .
Force
Stiffness is the ratio of ___ divided by deflection.
Straight
The centroidal axis and neutral axis are at the same location in _____ beam.
Negative
Spherical Seats have a ____ radius of curvature.
Two
Curved Surfaces can be approximated___ radiuses of curvature
Stress
Strain energy density has the same units as___.
Integrating
The total strain energy stored is found by ____ the strain energy density over a body.
Which of the following can act like a spring
All-Shaft, Bar, Beam
The best method for calculating beam deflections is
Depends on the situation
Internal loading in a curved beam can include
All-Bending Moment, Shear Force, Axial Load
Castigliano's Theorem gives the deflection at a point
At the location of a force, and in the direction of a force
A thick walled cylinder loaded by internal pressure has
The Maximum Shear Stress at the inner radius, The maximum normal stress at the inner radius, a tension hoop stress everywhere
Superposition can be used for adding stored energy due to different loadings
False
A Spinning Disc would have different internal stresses in space vs on earth
False
Castiglianos theorem is only valid for deflections
False
A curved beam under pure bending is subjected to only normal stresses
False
Energy stored in beams due to shear is usually much smaller than due to bending
True
Standard
A set of specifications for parts and materials is called ____
Carrier
In an open differential the ring gear is bolted to the____
Tolerance
The maximum allowable variation in the size of a part is called the____
Strain Hardening
In a tension test the area between yield and ultimate stress is called the______
True
____stress differs from engineering stress in that the actual area is used.
Elastic
____deformation refers to deformation that disappears upon unloading.
Infinite
A circular cross section has____planes of symmetry through its center
Thrust
A bearing which supports an axial force along the shaft is called a _____ bearing
6
There are____independent stresses in 3 dimensions.
The allowance refers to
The minimum clearance, the maximum interference, what you get from your parents
To find a spider gear you would look in
a differential
The stress at a point in a loaded member depends on
The location of the point, the loading applied, and how you look at it
A process that does involve heating
Tempering, Annealing, and case hardening
A hardness test using an elongated diamond pyramid indenter is called
Knoop
In a tension test only plastic strains occur past the yield point
False
High Temperatures can reduce a materials strength
True
Free Body Diagrams are not needed after college in engineering design
False
Solid Materials were categorized in class into 5 categories
False
A long bar in simple tension contains only normal stresses
False
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