Midterm Exam of BME-110A Fall 2014
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1- Exam time is 2 hours.
2- Please write your name an student ID in all pages at the beginning of
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BME 110A
Final Exam 2015
Do not open this exam
until instructed to do so.
Name
_
Student Number
_
This exam contains 7 questions that total 100 points. Each questions value is listed
Equations are on the back of this booklet.
PAGE 1 OF 16
Proble
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BME 110A
Midterm Exam 2015
Do not open this exam
until instructed to do so.
Name
_
Student Number
_
This exam contains 3 questions that total 100 points. Each questions value is listed
Equations are on the back of this booklet.
PAGE 1 OF 8
Probl
BME 110A
Problem Set #5 Solutions
1.
Determine the force in each
member of the half hip truss
shown. State whether each
member is in tension or
compression.
The connection at G can
only
support
a
perpendicular force. The
connection at A can support
both a
BME 110A
Problem Set #2 Solutions
1. .
Slope of line EC
35 in.
7
112 in. 8 in. 24
Then
TABx
24
TAB
25
and
TABy
7
TAB
25
M D TABx y TABy x
Have
7840 lb in.
24
7
TAB 0
TAB 112 in.
25
25
TAB 250 lb
or TAB 250 lb
Page 1 of 5
BME 110A
Problem Set #2 So
BME 110A
Problem Set #6 Solutions
1.
For the beam and loading shown, (a)
draw the shear and bending-moment
diagrams, (b) determine the maximum
absolute values of the shear and
bending moment.
(a) FBD Beam:
Fx 0:
MC 0:
Cx 0
3.6 ft 1 kip 3 ft 4 kips 6 ft 2
BME 110A
Problem Set #1 Solutions
1. .
To steady a sign as it is being lowered, two cables are attached to the sign
at A. Using trigonometry and knowing that 25, determine (a) the
required magnitude of the force P if the resultant R of the two forces
appl
BME 110A
Problem Set #3
1. .
Two children are standing on a diving board
that weighs 146 lb. Knowing that the weights
of the children at C and D are 63 lb and 90 lb,
respectively, determine (a) the reaction at A,
(b) the reaction at B.
Free-Body Diagram:
BME 110A
Problem Set #2
1. .
It is known that a force with a moment of 7840 lb in. about D is required
to straighten the fence post CD. If a 8 in., b 35 in., and
d 112 in., determine the tension that must be developed in the cable of
winch puller AB to cr
Problem Set #7
BME 110A
1.
Knowing that WA 40 lb, WB 52 lb, and 25, determine
(a) Whether the system is in equilibrium, (b) the magnitude and
direction of the friction force.
FBD Block B:
Tension in cord is equal to WA 40 lb from FBDs of block A
and pulle
Do not round intermediate calculations. Give your nal answer(s) to three signicant
gures.
When the force P reached 1200 lb, the wooden specimen shown failed in shear along the
surface indicated by the dashed line. Determine the average shearing stress alo
Do not round intermediate calculations, however for display purposes report intermediate
steps rounded to four signicant gures. Give your nal answer(s) to three signicant gures.
The cable stays AB and AD help support pole AC. Knowing that the tension is 1
Do not round intermediate calculations, however for display purposes report intermediate
steps rounded to four signicant gures. Give your nal answer(s) to three signicant gures.
Find the magnitude and direction of the resultant ofthe two forces shown know
3) The beam is simply suppo*ed atAand B. Three bfocks of density, p1 = 27SS
1:rc
kg/m', pz = 8000 kg/m', pe = 1000 kgfun- are placed on the beam. iletermine the
reactions at A and B, which are placed aiong the axis of symmetry of the bearn.
Draw the shear
BME 110A Midterm 2 Fall Quarter 2012
For each problem draw the free-body diagram(s), state your own assumptions
regarding the number of significant digits and report your answers accordingly.
Answers should be
Do not round intermediate calculations, however for display purposes report intermediate
steps rounded to four signicant gures. Give your nal answer(s) to three signicant gures.
Locate the centroid of the plane area shown.
' 33.10 mm
78433.10:
' 44.9
Problem Set #4
BME 110A
1. .
Locate the centroid of the
plane area shown.
Then
A, mm2
x , mm
y , mm
xA, mm3
yA, mm3
1
200 150 30000
100
250
30000000
6750000
2
400 300 120000
200
150
24000000
18000000
150000
21000000
24750000
X
xA 21000000
mm
A
150000
or
Problem Set #1
BME 110A
Due on Tuesday, October 6, 2015
Turn it in:
to the box in Natural Science II, Room 3120 before 4:30 pm.
Or during lecture on Tuesday
.
1. .
To steady a sign as it is being lowered, two cables are attached to the sign
at A. Using
BME 110A
Problem Set #3
1. .
Two children are standing on a diving board
that weighs 146 lb. Knowing that the weights
of the children at C and D are 63 lb and 90 lb,
respectively, determine (a) the reaction at A,
(b) the reaction at B.
2.
The boom on a 95
BME 110A Homework Assignment #5
BIOMECHANICS
FALL 2006 Due November 28, 2006 8:00 AM
Please solve the following problems from chapters 7&9, 10 of Fung: 7-6, 9-6 ( Hint, you need to find relation with Bulk modulus (K), Young Modulus (E) and poisson