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I
MEG-12120, Summer 2015 Exam 2 Name: (/C L
Pleasle read the questions carefully before beginning to work. Do your own work. Acts of dishonesty
and a y form of cheating will be handled appropriately. All problems are equally weighted
Close[1 T extbook, 8
(* 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
(* 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
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B
2
1
C
y
3
D
90
n
x
A
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E
a
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5
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Figure P2.1
structural diagram
RRT
4
F
contour diagram
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E
5
F
2
3
3
RTR
1
D
A
I
II
D
B
1
0
4
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B
1
Lb
y
2
n
0
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A
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0
5
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La
Figure P2.3
structural diagram
RRR
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A
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II
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RTR
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Ordinary Gear Trains
Ordinary Gear Trains
1. The ordinary gear train considered in Fig. 1 has gears with the same
module m = 24 mm. Gear 1 has N1 = 22 teeth, gear 2 has N2 = 18 teeth,
gear 3 has N3 = 20 teeth, and gear 4 has N4 = 54 teeth. Gears 3 and 3
1
4 Velocity and Acceleration Analysis
4
Homework 7:
Velocity and Acceleration Analysis
Problem 4.7
The dimensions of the mechanism shown in Fig. P4.7 are: AB =200 mm,
AC =300 mm, CD=500 mm, DE =250 mm, and La =400 mm. The constant
angular speed of the dr
1
4 Velocity and Acceleration Analysis
4
Homework 6:
Velocity and Acceleration Analysis
Problem 4.5
The mechanism in Fig. P4.5 has the dimensions: AB =200 mm, AC =600 mm,
BD=1000 mm, La =150 mm, and Lb =250 mm. The driver link 1 rotates with
a constant an
Dynamic Force Analysis
6
1
Force Analysis
Homework 11: Joint reaction forces and equilibrium moment
Problem 6.3
The mechanism in Fig. P6.3 has the dimensions: AB =200 mm, AC =600 mm,
BD=1000 mm, La =150 mm, Lb =250 mm, and EF =600 mm. The driver link
1 ro
1
Dynamic Force Analysis
Homework 8: Accelerations of CM, mass moments of inertia
Problem 6.1: four-bar mechanism
The four-bar mechanism shown in Fig. P6.1 has the dimensions:
AB =CD=0.04 m and AD=BC =0.09 m. The driver link AB rotates with a
constant ang
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I.2
I.2.1
Fundamentals
Degrees of Freedom and Motion
The number of degrees of freedom (DOF) of a system is equal to the number of independent
parameters (measurements) that are needed to uniquely dene its positio
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I.1
Introduction
I.1.1
Vector Algebra
Vector Terminology
Scalars are mathematics quantities that can be fully dened by specifying their magnitude in suitable units of measure. The mass is a scalar and can be expr
MECH 2120, Summer 2015 Exam 1 Name: g Ii:
Please read the questions carefully before beginning to work Do your own work. Acts of dishonesty
and any form of cheating will be handled appropriately. All problems are equally weighted.
Closed Textbook, open no