Strength of Materials 2

The flashcards below were created by user RJVan on FreezingBlue Flashcards.

  1. What is the centroidal moment of inertia of a rectangular cross section?
    chart?chf=bg,s,00000000&cht=tx&chl=I_c%3D%5Cfrac%7Bbh%5E3%7D%7B12%7D&chs=122x70
  2. What is the moment of inertia of a rectangular cross section with respect to its base?
    chart?chf=bg,s,00000000&cht=tx&chl=I_B%3D%5Cfrac%7Bbh%5E3%7D%7B3%7D&chs=130x70
  3. What is the parallel axis theorem?
    The MOI wrt any given axis equals the MOI wrt the parallel axis through the centroid plus Ad2.

    chart?chf=bg,s,00000000&cht=tx&chl=I_%7Bpar-ax%7D%3D&chs=144x34chart?chf=bg,s,00000000&cht=tx&chl=I_c%2BAd%5E2&chs=136x42
  4. How is shear stress related to torque and polar moment of inertia?
    chart?chf=bg,s,00000000&cht=tx&chl=%5Ctau%3D%5Cfrac%7BTr%7D%7BJ%7D&chs=106x68
  5. What are the two expressions for radius of gyration?
    • The radius of gyration is the distance (r, k) where all the (area, mass) would be located and give the same moment of inertia (I).
    • chart?chf=bg,s,00000000&cht=tx&chl=r%3D%5Csqrt%7B%5Cfrac%7BI%7D%7BA%7D%7D&chs=126x86chart?chf=bg,s,00000000&cht=tx&chl=k%3D%5Csqrt%7B%5Cfrac%7BI%7D%7Bm%7D%7D&chs=126x76
  6. What is Hooke's Law for normal stress and for shear stress?
    chart?chf=bg,s,00000000&cht=tx&chl=%5Csig%3DE%5Ceps&chs=100x28                       chart?chf=bg,s,00000000&cht=tx&chl=%5Ctau%3DG%5Cphi&chs=108x36     (psi, MPa)

    Image Upload 1
  7. How can Hooke's Law (s=Ee) be combined with the definitions of engineering stress (s=F/Ao) and engineering strain (e=δ/Lo) be combined into an expression for elongation (δ)?
    chart?chf=bg,s,00000000&cht=tx&chl=%5Cdel%3D%5Cfrac%7BL_oF%7D%7BEA%7D&chs=122x72     (in, m)
  8. The strain energy in a member loaded in tension or compression is...
    chart?chf=bg,s,00000000&cht=tx&chl=U%3D%5Cfrac%7B1%7D%7B2%7DF%5Cdel%20%3D%20%5Cfrac%7B%5Csig%5E%5E2L_oA%7D%7B2E%7D&chs=266x72    (in-lbf, N-m)
  9. How are thermal stress (chart?chf=bg,s,00000000&cht=tx&chl=%5Csig_%7Bth%7D&chs=50x30) and strain (chart?chf=bg,s,00000000&cht=tx&chl=%5Ceps_%7Bth%7D&chs=42x30) defined?
    chart?chf=bg,s,00000000&cht=tx&chl=%5Ceps_%7Bth%7D%3D%20%5Cfrac%7B%5CDel%20L%7D%7BL_o%7D%3D%20%5Calp(T_2-T_1)&chs=342x72

    chart?chf=bg,s,00000000&cht=tx&chl=%5Csig_%7Bth%7D%3DE%5Ceps_%7Bth%7D&chs=156x38
  10. How are the coefficients of area expansion (chart?chf=bg,s,00000000&cht=tx&chl=%5Cgam&chs=22x28) and volumetric expansion (chart?chf=bg,s,00000000&cht=tx&chl=%5Cbet&chs=22x36) related to linear expansion (chart?chf=bg,s,00000000&cht=tx&chl=%5Cal&chs=22x20)?
    chart?chf=bg,s,00000000&cht=tx&chl=%5Cgam%20%5Capp%202%5Calp&chs=102x36

    chart?chf=bg,s,00000000&cht=tx&chl=%5Cbet%20%5Capp%203%5Calp&chs=104x36
  11. What are the equations for biaxial loading on an inclined plane?
    Image Upload 2
    chart?chf=bg,s,00000000&cht=tx&chl=%5Csig_%5CT%3D%5Cfrac%7B1%7D%7B2%7D(%5Csig_x%2B%5Csig_y)&chs=244x64chart?chf=bg,s,00000000&cht=tx&chl=%2B%5Cfrac%7B1%7D%7B2%7D(%5Csig_x-%5Csig_y)%5Ccos(2%5CT)&chs=314x64chart?chf=bg,s,00000000&cht=tx&chl=%2B%5Ctau%5Csin(2%5CT)&chs=172x38


    chart?chf=bg,s,00000000&cht=tx&chl=%5Ctau_%5CT%3D-%5Cfrac%7B1%7D%7B2%7D(%5Csig_x-%5Csig_y)%5Csin&chs=320x64chart?chf=bg,s,00000000&cht=tx&chl=(2%5CT)%2B%5Ctau%5Ccos(2%5CT)&chs=244x38
  12. What are the principal stresses in two dimensions?
    chart?chf=bg,s,00000000&cht=tx&chl=%5Csig_1%2C%5C%20%5Csig_2%3D%20%5Cfrac%7B1%7D%7B2%7D(&chs=160x64chart?chf=bg,s,00000000&cht=tx&chl=%5Csig_x%2B%5Csig_y)%5Cpm%5Ctau_1&chs=194x40

    chart?chf=bg,s,00000000&cht=tx&chl=%5Ctau_1%2C%20%5Ctau_2%3D%20%5Cpm%5Cfrac%7B1%7D%7B2%7D&chs=170x64chart?chf=bg,s,00000000&cht=tx&chl=%5Csqrt%7B(%5Csig_x-%5Csig_y)%5E2%2B(2%5Ctau)%5E2%7D&chs=288x64

    chart?chf=bg,s,00000000&cht=tx&chl=%5CT_%7B%5Csig_1%2C%5Csig_2%7D%3D%5Cfrac%7B1%7D%7B2%7D&chs=148x64chart?chf=bg,s,00000000&cht=tx&chl=%5Carctan%5Cleft(%5Cfrac%7B2%5Ctau%7D%7B%5Csig_x-%5Csig_y%7D%5Cright)&chs=236x68
Author:
RJVan
ID:
313913
Card Set:
Strength of Materials 2
Updated:
2016-01-29 01:46:35
Tags:
51
Folders:
Mechanical Engineering
Description:
Mechanical Professional Engineering Exam Review
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