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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
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.
B
2
1
C
y
3
D
90
n
x
A
0
0
E
a
4
F
5
0
Figure P2.1
structural diagram
RRT
4
F
contour diagram
5
E
5
F
2
3
3
RTR
1
D
A
I
II
D
B
1
0
4
2
0
F
B
1
Lb
y
2
n
0
x
A
C
3
0
5
D
4
E
La
Figure P2.3
structural di
1
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
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 m
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 L
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 =1
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
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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 (mea
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