MECH 3230: Machine Design
Exam #1
September 14, 2006
Name: Ackt
There are four problems on this exam. Each problem is worth 25 points, so work the
easiest ones first. The exam is open notes and books. For maximum credit show all
work Indicate which proble
(* Content-type: application/mathematica *
CreatedBy='Mathematica 5.0'
Mathematica-Compatible Notebook
This notebook can be used with any Mathematica-compatible
application, such as Mathematica, MathReader or Publicon. The data
for the notebook starts wit
problem_II_8_1.nb
[email protected], Names@"Global`"DD;
[email protected]:spellD;
[email protected]:spell1D;
P = 100; H lb L
R1 = 10 2; H in L
R2 = 14 2; H in L
12 = 0.3;
"aL"
M = 2 3 12 P R1;
Print@"M = ", M, " lb in"D;
"bL"
23 = 3 2 M HP R2L;
Print@"23 = ", 23D;
aL
M = 1
problem_II_7_1.nb
In[42]:= [email protected], Names@"Global`"DD;
[email protected]:spellD;
[email protected]:spell1D;
H helical compression spring
harddrawn spring steel
ends are plain and ground L
d = 2. 10 ^ 3; H m L
D0 = 24. 10 ^ 3; H m L
Nt = 9.;
Na = Nt 1;
Ls = d Nt;
program_II_3_1.nb
H Program II .3 .1 L
[email protected], Names@"Global`"DD;
[email protected]:spellD;
[email protected]:spell1D;
H input data L
d = 1; H in major diameter L
p = 0.2; H in pitch L
= 0.15;
M = 60; H lbin L
l = 2 p; H in lead L
Print@"Lead l = ", l, " in"D;
(* Content-type: application/mathematica *
CreatedBy='Mathematica 5.0'
Mathematica-Compatible Notebook
This notebook can be used with any Mathematica-compatible
application, such as Mathematica, MathReader or Publicon. The data
f
for the notebook starts w
MEd 3230: Machine Design
Exam #2
March 22, 2007
Name:
20./Irn 13s,
There are three problems on this exam. The exam is open notes and books. For
maximum credit show all work. Indicate which problem your work is answering.
Clearly mark your final solution f