MECH 3520 Design and Manufacturing II (Spring 2012-13)
Homework 3 Solution
Problem 1
Problem 2
Problem 3
Problem 4
The principal stresses at Point A are
Using the two nonzero stresses, the slope of the load line on a
graph is
This intersects the failure b
MECH 3520 Design and Manufacturing II (Spring 2012-13)
Homework 2 Solution
Problem 1
Problem 2
Problem 3
a)
b)
c)
d)
Problem 4
Rectangular beam
Round beam
Hollow round beam
I - beam
Material used for I-beam is the least
The geometry of I-beam is optimized
MECH 3520 Design and Manufacturing II (Spring 2012-13)
Homework 1 Solution
Problem 1
Please refer to CASE STUDY 1A in Text Book p. 107-112.
Numerical Results:
2116.2 N
Problem 2
485.2 N
-2116.2 N
-185.2 N
-2116.2 N
0N
0N
11.6 N-m
MECH 3520 Design and Manufacturing II (Spring 2012-13)
Homework 5 Solution
Problem 1 (a)
0
100
1.4
1.67
1.4
1.4
Problem 1 (b)
0
100
0.25
0.25
0.25
0.625
Problem 2 (suggested solution only, also accept other result calculated with different Reliability fac
MECH 3520 Design and Manufacturing II (Spring 2012-13)
Homework 5 (Due Date: 10th May, 2013; Submit in Tutorial session)
Problem 1
Find the safety factor for each of the four loading variation cases (you may refer to textbook p. 395 -396,
equations 6.18)
MECH 3520 Design and Manufacturing II (Spring 2012-13)
Homework 4 (Due Date: 19th April, 2013; Submit in Tutorial session)
Problem 1
Calculate the uncorrected endurance limit and draw a strength-life(S-N) diagram over the range 103 to 108 for
steel-materi
MECH 3520 Design and Manufacturing II (Spring 2012-13)
Homework 3 (Due Date: 12nd April, 2013; Submit in Tutorial session)
Problem 1
A C-clamp as in Figure 1 has a rectangular cross-section as in Figure 2. Find the bending stress at the inner and
outer fi
MECH 3520 Design and Manufacturing II (Spring 2012-13)
Homework 2 (Due Date: 15th March, 2013; Submit in Tutorial session)
Problem 1
A beam is supported and loaded as shown in figure below. Find the reactions, shear, moment,
slope, and maximum deflection
MECH 3520 Design and Manufacturing II (Spring 2012-13)
HW1
Problem 1
Determine the forces on the elements of the bicycle brake lever assembly shown in Figure 1 and Figure2 during braking.
Given that user applied a grip force of about 267N. Please include