PHY201
ConservationofMomentum
Dr.Chediak
Equipment:Timerinterfaceandprogram,airtrackandtwogliders,twophotogates,
balance.
Introduction
Forcollisionsinisolatedsystems:
pi=m1 v 1 i+ m2 v 2 i= p f =m 1 v 1 f +m 2 v 2 f
Andiftheobjectssticktogetherafterthecol

mendoza (cm57837) Grav Pot NRG campbell (20100)
1
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2 G ME
1
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1
=
the next column or page find all choices
h
RE
1+
before answering.
RE
G ME
h
=2
001 10.0 points
2
h
RE
1+

mendoza (cm57837) NRG in Rotation campbell (20100)
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001 10.0 points
The hour and minute hands of a tower clock
like

mendoza (cm57837) Momentum campbell (20100)
(m1 + m2 ) v
m1
r
(m1 + m2 ) x
g
=
m1
2 y
s
9.8 m/s2
(6 g + 110 g) (2.5 m)
=
6g
2(1.5 m)
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mendoza (cm57837) Static Equilibrium campbell (20100)
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001 10.0 points
The system shown in the figure is in equilib

mendoza (cm57837) Friction campbell (20100)
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001 10.0 points
A(n) 4.47 kg block is pushed along the ceiling
with a

mendoza (cm57837) Rotational Dynamics campbell (20100)
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before answering.
001 10.0 points
A bicycle tire of radius 0.32 m and mass 1.

mendoza (cm57837) Work NRG campbell (20100)
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001 (part 1 of 2) 10.0 points
A mechanic pushes a 1900 kg car from re

mendoza (cm57837) Kinematics Intro campbell (20100)
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001 (part 1 of 3) 10.0 points
The position of a car coasting

mendoza (cm57837) Momentum Intro campbell (20100)
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001 10.0 points
Use 5.98 1024 kg as the mass of the Earth.
A 28

mendoza (cm57837) 2D Motion campbell (20100)
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001 10.0 points
~ B,
~ and C
~ have the following
Three vectors A,
x

mendoza (cm57837) Angular Momentum campbell (20100)
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001 10.0 points
A solid cylinder of mass M = 32 kg, radius
R =

mendoza (cm57837) MIdterm 2 Review campbell (20100)
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001 (part 1 of 5) 10.0 points
A crate is pulled up a rough in

mendoza (cm57837) Dynamics intro campbell (20100)
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1
T
a
T
a
001 (part 1 of 4) 10.0 points
A 89 kg man stands on a

001 10.0 points
A ball is thrown straight up from ground level.
After a time 6 s, it passes a height of 31.2 m.
What was its initial speed? The acceleration due to gravity is 9.8 m/s2 .
Correct answer: 34.6 m/s.
Explanation:
m/
11
Building
This print-out

mendoza (cm57837) Work intro campbell (20100)
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001 (part 1 of 2) 10.0 points
A 16.4 kg block is dragged over a rou

mendoza (cm57837) Rotation Intro campbell (20100)
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001 (part 1 of 2) 10.0 points
A dentists drill starts from rest.

mendoza (cm57837) Oscillation examples campbell (20100)
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001 (part 1 of 3) 10.0 points
A 363 g mass is connected to

Dr. Chediak
Answers to suggested even numbered Giancoli problems in Chapters 1-3
CHAPTER 1
18.
26.
1.80 m 142.5 cm 5.34 105 m 1.80 m 1.425 m 0.534 m 3.759 m 3.76 m
3000 mi 1 km
0.621 mi 1 hr 10 km 500 hr
36. Dimensions of A are L/T4 | Dimensions of B are

Dr. Chediak
PHY201
Answers to suggested even numbered Giancoli problems in Chapters 9-14
Chapter 9
o
6.
=39.9
16.
v ,B=0.66
m
s
,
3
24.
a)
b)
20.
v A =5.2010
m
, away Earth
s
910 J
8
2
10
1.0 X
kg*m/s
28.
p=5 Ns
34.
v A =2.7
m
s
v ,B=4.2
m
s
38.
,
mB=2.0

Dr. Chediak
PHY201
Answers to suggested even numbered Giancoli problems in Chapters 4-8
CHAPTER 4
32. (a) 350N | (b) 1.5 m/s2
46. We did this one in class. For part e:
(e)
Using the given values,
a
F
m1 m2 m3
96.0 N
30.0 kg
are the same value, the net for

PHY 201 Physics for Engineers I w/ Lab (4 units)
Instructor:
Alex Chediak, Ph.D.
Office location:
James 136B
Telephone:
951-343-4912
Email:
[email protected]
Office hours:
WF 11-12 and 2-3, W 3-4
By appointment only TuTh 1-2 and Thur 11-12.
If these

PHY201 - Dr. Chediak
Rotation Motion Lab
This is the format for Table I
Radius
(m)
Mass
(kg)
h0 (m)
h1 (m)
h2 (m)
h2 (m)
h2 (m)
h2 avg
(m)
GPE Lost
(J)
d (m)
(rads) Frictioanal
(N*m)
PHY201 - Dr. Chediak
Rotation Motion Lab
This is the format for Table

Dr. Chediak PHY201 Spring 2012
Suggested End-of-chapter textbook problems
Note: The following list is not intended to be exhaustive. It is merely
representative. The problems listed below represent helpful exercises for
demonstrating and improving ones ma

Dr. Chediak
Rotational Motion Lab
Spring 2013
INTRODUCTION
There are a number of important concepts youve learned in chapter 10 with regard to rotational
motion. First of all, there are the rotational analogies: rotational displacement is given by ,
rotat

Dr. Chediak (with help from a great website see footer)
The Physics of Walking
Great are the works of the Lord, studied by all who delight in them. (Psalm 111:2)
An exploration of Newtons laws and an understanding of friction can enhance our
understanding

mendoza (cm57837) Graphs Vert Motion campbell (20100)
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001 (part 1 of 2) 10.0 points
The tallest volcano in the so

mendoza (cm57837) Circular motion campbell (20100)
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001 (part 1 of 2) 10.0 points
An air puck of mass 0.034 kg is t