Problem #1
The following is the demand for a particular model of microcomputer at a particular outlet of Radio Hut during the past eight weeks Week Demand 1 50 2 55 3 49 4 49 5 53 6 69 7 65 8 9 10 11 12 13 14 15
A system analyst believes the demand has a
PROBLEM 1
F
8 in.
E
10 in.
A
B
C
P
D
12 in.
12 in.
The rigid bar AD is supported by two steel wires of 161 -in. diameter
(E 29 106 psi) and a pin and bracket at A. Knowing that the
wires were initially taut, determine (a) the additional tension in each
wi
1.5 kN
1.5 kN
C
D
A
PROBLEM 1
B
0.3 m
0.9 m
0.3 m
Assuming that the reaction of the ground is uniformly distributed, draw
the shear and bending-moment diagrams for the beam AB and determine
the maximum absolute value (a) of the shear, (b) of the bending
m
PROBLEM 1
A
Two solid cylindrical rods AB and BC are welded together at B and loaded as
shown. Determine the magnitude of the force P for which the tensile stresses in
rods AB and BC are equal.
30 in.
1.25 in.
B
12 kips
25 in.
0.75 in.
C
P
SOLUTION
(a)
Ro
PROBLEM 1
A 2.5-m-long steel shaft of 30-mm diameter rotates at a frequency of 30 Hz. Determine the maximum power
that the shaft can transmit, knowing that G 77.2 GPa, that the allowable shearing stress is 50 MPa, and that
the angle of twist must not exce
MECH 242 Summer 2015
MECH 242 HW Assignment #8 (40 pts)
Given Monday, June 29
Due in MECH 242 box located opposite ELW A136 on Friday, July 10, by 2pm
HW Assignments will be collected at 2pm on the day they are due. Course policy on HW Assignments
is as f
MECH 242 Summer 2015
MECH 242 HW Assignment #11 (40 pts)
Given Monday, July 20
Due in MECH 242 box located opposite ELW A136 on Friday, July 31, by 2pm
HW Assignments will be collected at 2pm on the day they are due. Course policy on HW Assignments
is as
MECH 242 Summer 2015
MECH 242 HW Assignment #10 (40 pts)
Given Monday, July 13
Due in MECH 242 box located opposite ELW A136 on Friday, July 24, by 2pm
HW Assignments will be collected at 2pm on the day they are due. Course policy on HW Assignments
is as
MECH 242 Summer 2015
MECH 242 HW Assignment #5 (40 pts)
Given Monday, June 8
Due in MECH 242 box located opposite ELW A136 on Friday, June 19, by 2pm
HW Assignments will be collected at 2pm on the day they are due. Course policy on HW Assignments
is as fo
MECH 242 Summer 2015
MECH 242 HW Assignment #2 (40 pts)
Given Monday, May 18
Due in MECH 242 box located opposite ELW A136 on Friday, May 29, by 2pm
HW Assignments will be collected at 2pm on the day they are due. Course policy on HW Assignments
is as fol
MECH 242 Summer 2015
MECH 242 HW Assignment #7 (40 pts)
Given Monday, June 22
Due in MECH 242 box located opposite ELW A136 on Friday, July 3, by 2pm
HW Assignments will be collected at 2pm on the day they are due. Course policy on HW Assignments
is as fo
MECH 220
Mechanics of Solids I
Summer 2016
Homework and Tutorial #9 Solutions
Instructor:
Dr. Keivan Ahmadi
This copy was made pursuant to the Fair Dealing Guidelines of the University, library database
licenses, and other university licenses and policies
l_l
1. A solid steel rod (radius 35 mm, E : 200 GPa, 1/ : 0.3, a : 1><10‘7/°C) is held by nuts (pitch 10 mm)
at A and B tightened against rigid end—plates of negligible thickness, to compress a concrete cylinder
(outer radius 600 mm, inner radius
MECH 220
Mechanics of Solids I
Summer 2016
Homework and Tutorial #2 Questions
Instructor:
Dr. Keivan Ahmadi
This copy was made pursuant to the Fair Dealing Guidelines of the University, library database
licenses, and other university licenses and policies
Constantinescu MECH 242 ~ Summer 2013
MECH 242 HW Assignment #8
Given Wednesday, June 19, 2013
Due in MECH 242 box next to ELW A144 on Wednesday, June 26, 2013, by 4:00pm
The HW Assignments will be collected at 4:00pm on the day they are due. The course
p
Constantinescu MECH 242 ~ Summer 2013
MECH 242 HW Assignment #10
Given Wednesday, July 3, 2013
Due in MECH 242 box next to ELW A144 on Wednesday, July 10, 2013, by 4:00pm
The HW Assignments will be collected at 4:00pm on the day they are due. The course
p
Constantinescu MECH 242 — Summer 2013
MECH 242 HW Assignment #9
Given Wednesday, June 26, 2013
Due in MECH 242 box next to ELW A144 on Wednesday, July 3, 2013, by 4:00pm
The HW Assignments will be collected at 4:00pm on the day they are due. The course
po
MECH 220
Mechanics of Solids I
Summer 2016
Homework and Tutorial #5 Questions
Instructor:
Dr. Keivan Ahmadi
This copy was made pursuant to the Fair Dealing Guidelines of the University, library database
licenses, and other university licenses and policies
MECH 220
Mechanics of Solids I
Summer 2016
Homework and Tutorial #5 Questions
Instructor:
Dr. Keivan Ahmadi
This copy was made pursuant to the Fair Dealing Guidelines of the University, library database
licenses, and other university licenses and policies
MECH 220
Mechanics of Solids I
Summer 2016
Homework and Tutorial #8 Questions
Instructor:
Dr. Keivan Ahmadi
This copy was made pursuant to the Fair Dealing Guidelines of the University, library database
licenses, and other university licenses and policies
MECH 220
Mechanics of Solids I
Summer 2016
Homework and Tutorial #6 Questions
Instructor:
Dr. Keivan Ahmadi
This copy was made pursuant to the Fair Dealing Guidelines of the University, library database
licenses, and other university licenses and policies
MECH 242 Summer 2015
MECH 242 HW Assignment #6 (40 pts)
Given Monday, June 15
Due in MECH 242 box located opposite ELW A136 by Friday, June 26, by 2pm
HW Assignments will be collected at 2pm on the day they are due. Course policy on HW Assignments
is as f
MECH 242 Summer 2015
MECH 242 HW Assignment #3 (40 pts)
Given Monday, May 25
Due in MECH 242 box located opposite ELW A136 on Friday, June 5, by 2pm
HW Assignments will be collected at 2pm on the day they are due. Course policy on HW Assignments
is as fol
MECH 242 Summer 2015
MECH 242 HW Assignment #9 (40 pts)
Given Monday, July 6
Due in MECH 242 box located opposite ELW A136 on Friday, July 17, by 2pm
HW Assignments will be collected at 2pm on the day they are due. Course policy on HW Assignments
is as fo
Department of Mechanical Engineering
COURSE OUTLINE
Mech 220 - Mechanics of Solids I
Summer 2012
Course Web Site
http:/moodle.uvic.ca
Instructor
Office Hours
Dr Joanne Wegner
Phone:
Email:
Days:
Wed.
250-721-8694
Time:
12.30-13.30
jwegner@uvic.ca
Location
DESIGN OF BEAMS AND SHAFTS
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!
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Basis for Beam Design
Stress Variations Throughout a Prismatic
Beam
Design of pristmatic beams
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Steel beams
Wooden beams
Design of Shaft
!
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Combined bending
Torsion
1
Basis for Beam Design
- The effects of an interna