12—167. If arm 0A rotates_ counterclockwise with a
constant angular velocity of 9 = Zradfs, determine the
magnitudes of the velocity and acceleration of peg P at
H = 30°. The peg moves in the ﬁxed groove deﬁned by the
lemniscate, and along the slot in the
1720.
The pendulum consists of two slender rods AB and OC
which have a mass of 3 kg/m. The thin plate has a mass of
12 kg>m2. Determine the moment of inertia of the
pendulum about an axis perpendicular to the page and
passing through the pin at O.
0.4 m
0
197.
The airplane is traveling in a straight line with a speed of
300 km/h, when the engines A and B produce a thrust of
TA : 4O kN and TE : 20 kN, respectively. Determine the
angular velocity of the airplane in t 2 5 s. The plane has a
mass of 200 Mg, it
Lectures 13-15
(week 5)
CHAPTER 14:
KINETICS OF A PARTICLE:
WORK & ENERGY
Department of Mechanical Engineering
ME201, Dynamics / Term 131
Objectives
To develop the principle of work and energy and
apply it to solve problems that involve force, velocity,
LECTURE NO. 10 & 11
STATICALLY INDETERMINATE
AXIALLY LOADED MEMBERS
Objectives:
To
explain
what
is
a
statically
indeterminate axially loaded member
To explain the "procedure of analysis" of
a statically indeterminate axially loaded
member using compatib
13-51. The block A has a mass m3 and rests on the pan
B, which has a mass mg. Both are supported by a spring
having a stiffness k that is attached to the bottom of the
pan and to the ground. Determine the distance d the pan
- should be pushed down from th
13-87. The Z-kg rod AB moves up and down as its end
slides on the smooth contoured surface of the cam, where
'r = 0.] m and z = (0.02 sin 29) In. If the cam is rotating
at a constant rate of 5 radfs, determine the maximum and
minimum force the cam exerts
13-54. Using the data in Prob. 13-53, determine the
minimum speed at which the car can travel around the
track without sliding down the slope.
+ TEFL =0; wammmw-nootmn no
N: 165411 N
-ZF, - meg; momma" -0.2[lm.l)om20 - 1700(l:$-
9.leka A
13-33. The 2-kg collar C is free to slide along line
smoom shaft AB. Determine the acceleration of collar C if
collar A is subjected to an upward acceleration of 4 111,152.
N sin 45" = 241,5; sjn45
N 2 Zcms
NC0545D - 19.62 = 2(4) hcfny @845:
rms = 9.76514
I'lJ-Z. Solve Prob. 1349 ii the suitcase has an initial
velocity down the ramp of 1,13 - 10 ftfs and the
mefdent of kinetic friction along AB is 11.3 a: 0.2.
.
isx - mg: nod-so -6.m lm
a - 1mm?
_ h) w I- +2Ittt-tnt;
v: - (101 + momma
(4):. - (8.). +115):
*13-56. Solve Prob. 13-55 assuming that the platform
starts rotating from rest so that the girls speed is
_ inate. HD.l[9Em15lt.v_=. 9.5.ms?,_._. . . . t .
Equal" of Motbntsineelegi'lisonwvergenfslipphs, F;=_u.NI=0.2N.
Wain31 mm
=0: N-l(9.31)=0 N=14115N
E
Problem 1:
While the skier is traveling down the ramp his velocity at B reaches 30 mfs. If friction and
air resistance canbe neglected and if he makes the jump traveling horizontally at B,
determine the distance 3 where he strikes the ground at C. Problem
Lectures 1-3
(week 1)
KINEMATICS
OF A PARTICLE
Department of Mechanical Engineering
ME201, Dynamics / Term 151
Outline
Course Syllabus
Section 12.1: Introduction
Section 12.2: Rectilinear Kinematics
Section 12.4: General Curvilinear Motion
Section 12.5: C
MECHANICAL ENGINEERING DEPARTMENT
ME 201 - DYNAMICS
2nd Semester 2011-2012 (112)
Sec: 06, (7:00-7:50 AM), 24-178
Sec: 01, (8:00-8:50 AM), 24-141
LEC 17
1
Ch 15: Kinetics of a Particle:
Impulse and Momentum
15.3
2
Objectives of this lecture
To study the c
MECHANICAL ENGINEERING DEPARTMENT
ME 201 - DYNAMICS
2nd Semester 2011-2012 (112)
Sec: 06, (7:00-7:50 AM), 24-178
Sec: 01, (8:00-8:50 AM), 24-141
LEC 18
1
Ch 15: Kinetics of a Particle:
Impulse and Momentum
15.4
2
Objectives of this lecture
To analyze the
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I2—l3.
The acceleration of a rocket travelingupward is given by a!) = b + .9 SP. Determine the rccket's
velocity when 3, =3!” and the time nmdedtc reach this altitude; Initially, 1}, =0 and Sp =l] when
I
t = ll
m
Given; b : 6 —
2
'3
Solution;
dvp
a : b +
12—82.
A rocket is fired from rest at x = 0 and travels along a
parabolic trajectory described by y2 = [120003931] m. If the
. . 1 .
x component of acceleration IS :11 = t3) mg’ 53. where 1 is
in seconds. determine the magnitude of the rocket’s velocity
a
Lectures 4-6
(week 2)
KINEMATICS
OF A PARTICLE
(PART 2)
Department of Mechanical Engineering
ME201, Dynamics / Term 151
Outline
Section 12.6: Motion of a Projectile
Section 12.7: Normal and Tangential Components
Section 12.8: Curvilinear Motion: Polar
Lectures 1-3
(week 1)
KINEMATICS
OF A PARTICLE
Department of Mechanical Engineering
ME201, Dynamics / Term 151
Outline
Course Syllabus
Section 12.1: Introduction
Section 12.2: Rectilinear Kinematics
Section 12.4: General Curvilinear Motion
Section 12.5: C
Lectures 7-8
(week 2)
KINEMATICS
OF A PARTICLE
(PART 3)
Department of Mechanical Engineering
ME201, Dynamics / Term 151
Outline
Section 12.9: Absolute Dependent Motion Analysis of Two Particles
Section 12.10: Relative-Motion Analysis of Two Particles
ME
Lectures 28-30
(week 10)
CHAPTER 18:
PLANAR KINETICS OF RIGID BODIES:
WORK AND ENERGY
Dr. Hassen M. Ouakad
Department of Mechanical Engineering
ME201, Dynamics / Term 112
Outline
Section 18.1: Kinetic Energy
Section 18.2: The Work of a Force
Section 18.3:
Lectures 28-33
(weeks 10-11)
CHAPTER 17:
PLANAR KINETICS
OF A RIGID BODY:
FORCE & ACCELERATION
Department of Mechanical Engineering
ME201, Dynamics / Term 131
Outline
Section 17.1: Moment of Inertia
Section 17.2: Planar Kinetic Equations of Motion
Section
Lectures 4-6
(week 2)
KINEMATICS
OF A PARTICLE
(PART 2)
Department of Mechanical Engineering
ME201, Dynamics / Term 151
Outline
Section 12.6: Motion of a Projectile
Section 12.7: Normal and Tangential Components
Section 12.8: Curvilinear Motion: Polar
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CE 203 (Section 04)
Quiz# 2
Name:. ID#.
Instruction: Write clearly and show all calculations, FBDs, and units
The bar ABC is supported by a pin-support at A and a short link BE which has
a circular cross-section having a diameter D. For the load shown and
Lectures 19-21
(week 7)
CHAPTER 15:
IMPULSE AND MOMENTUM
(PART 2)
Department of Mechanical Engineering
ME201, Dynamics / Term 131
Outline
Section 15.4: Impact
Section 15.5: Angular Momentum
Section 15.6:
Relation Between Moment of a Force and Angular
M