Homework: 1, 3, 8, 13, 18, 25, 28, 32, 43 (p. 159-162)
1. If a Saturn V rocket with an Apollo spacecraft attached had a
combined mass of 2.9 x 105 kg and reached a speed of 11.2 km/s,
how much kinetic
PHYSICS 2, CHAPTER 4
ADDITIONAL PROBLEMS
1. Air that initially occupies 0.140 m3 at a gauge pressure of 103.0 kPa is expanded isothermally to
a pressure of 101.3 kPa and then cooled at constant pressu
PHYSICS 2, CHAPTER 5
ADDITIONAL PROBLEMS
1. A Carnot engine has an efficiency of.22.0% . It operates between constant-temperature
reservoirs differing in temperature by 75.0 Co. What is the temperatur
PROGRAM OF
PHYSICS
Lecturer: Dr. DO Xuan Hoi
Room 413
E-mail : [email protected]
PHYSICS 4
(Wave, Light, and Atoms )
02 credits (30 periods)
Chapter 1 Vibration and Mechanical Wave
Chapter 2 Propert
PROGRAM OF
PHYSICS
Lecturer: Dr. DO Xuan Hoi
Room 413
E-mail : [email protected]
PHYSICS 2
(FLUID MECHANICS AND THERMAL
PHYSICS)
02 credits (30 periods)
Chapter 1 Fluid Mechanics
Chapter 2 Heat, Tem
Assignment Physics 1
1. Two carts, one twice the mass of the other, experience the same force for the
same time. What is their difference in momentum? What is their difference in
kinetic energy?
2. A
Homework: 3, 5, 7, 13, 24, 34, 45, 49, 51, 56, 57, 59
3. If the 1 kg standard body has an acceleration of 2.00 m/s2 at
20.00 to the positive direction of an x axis, what are (a) the x
component and (b
Homework: 5, 9, 19, 25, 31, 34, 39 (p 130-134)
5. A 3.0 kg block is initially at rest on a horizontal surface. A force F of
magnitude 6.0 N and a vertical force P are then applied to the block.
The co
Homework: 49, 51, 70 (p. 134-137)
49. In the figure below, a car is driven at constant speed over a
circular hill and then into a circular valley with the same radius. At
the top of the hill, the norm
Homework: 1, 2, 8, 15, 24, 26, 29, 36, 43 (p. 159-163)
1. A proton (mass m=1.67 x 10-27 kg) is being accelerated along a
straight line at 3.6 x 1015 m/s2 in a machine. If the proton has an
initial spe
3.4.2. Conservative Forces (gravitational and spring force)
and Potential Energy
The work done by a force F=F(x):
xf
xi
W F ( x)dx
xf
U -W xi F ( x)dx
a. Gravitational Potential Energy
U -W (mg)dy mg(
Homework: 24, 56 (pages 191-194);
2, 5, 13, 14, 22, 25, 38 (pages 230-233)
24. A block of mass m = 2.0 kg is dropped from height h = 50 cm
onto a spring of spring constant k = 1960 N/m. Find the maxim
Homework: 6, 7, 11, 20, 27, 29, 54, 58, 66
!
2
i
j
6. An electrons!
position is given by r = 3.00t 4.00t + 2.00k with t
in seconds and r in meters. (a) In unit-vector notation, what is the
!
!
electro
Homework: 53, 56 (p. 270-271); 26, 38 (p. 299-300)
Final exam: Chapter 7, 8, 9, 10, 11 (textbook)
Read 11-12 Precession of a Gyroscope
53. The figure below shows a uniform disk that can rotate around
Part C Dynamics and Statics of Rigid Body
Chapter 5 Rotation of a Rigid Body
About a Fixed Axis
5.1. Rotational Variables
5.2. Rotation with Constant Angular Acceleration
5.3. Kinetic Energy of Rotati
Physics 1: Mechanics
Phan Bo Ngc
office: A1.512B, email: [email protected]
HCMIU, Vietnam National University
website:
http:/www.hcmiu.edu.vn/webdirectory/Home/profile/pbngoc.aspx
No of credits: 02
Homework: 49, 56, 67, 60, 64, 74 (p. 234-237)
49. A bullet of mass 10g strikes a ballistic pendulum of mass 2kg. The
center of mass of the pendulum rises a vertical distance of 12 cm.
Assuming that th
PHYSICS 2, CHAPTER 3
ADDITIONAL PROBLEMS
1. In Fig. 1, a gas sample expands from V0 to 4.0V0 while its pressure
decreases from P0 to P0 /4.0. If V0 = 1.0 m3 and P0 = 40 Pa, how much
work is done by th
PHYSICS 1, CHAPTER 2
ADDITIONAL PROBLEMS
1. A 15.0-lb block rests on the floor.
(a) What force does the floor exert on the block?
(b) If a rope is tied to the block and run vertically over a pulley, a
3.4.2. Conservative Forces and Potential Energy
The work done by a force F=F(x):
xf
xi
W=
U = -W =
F ( x)dx
xf
xi
F ( x)dx
a. Gravitational Potential Energy
U = -W =
At a certain height y:
yf
yi
( m
Homework: 1, 4, 14, 15, 18, 20, 26, 33, 37, 41
(pages 229-233)
4. What are (a) the x coordinate and (b) the y coordinate of the
center of mass for the uniform plate shown in the figure below if
L=5.0
Homework:
(1)ReadSec.210.
(2)17,14,23,2729,38,40,45
28. (page 31) The brakes on your car can slow you at a rate
of 5.2 m/s2. (a) If you are going 137 km/h and suddenly see
a state trooper, what is the
Homework: 6, 7, 11, 16, 23, 29, 40, 48, 50
r = 3.00t 4.00t 2 + 2.00k
i
j
with t in seconds
6. An electrons position is given by
and in meters. r unit-vector notation, what is the
(a) In
v
electrons ve
Physics 1: Mechanics
Phan Bao Ngoc
office: 413, email: [email protected]
website: http:/www.hcmiu.edu.vn/physics/pbn.html
HCMIU, VietNam National University
Academia Sinica IAA
No of credits: 02 (3
1. On October 31, 2006, the following data were accumulated to assist the accountant in
preparing the adjusting entries for Melville Realty:
a. The supplies account balance on October 31 is $1,875. Th
CHAPTER 8 PROBLEMS
Prob. 81A
The following transactions, adjusting entries, and closing entries were completed by Elko
Contractors Co. during the year ended December 31, 2006:
Mar. 15. Received 60% of
Applying Newtons laws:
Sample Problem 5-8: In the figure below, a passenger of mass m=72.2
kg stands on a platform scale in an elevator cab. We are concerned
with the scale readings when the cab is st
Homework: 7, 10, 15, 21, 25, 30, 33 (p 131-133)
41, 47, 52 (p. 134-135)
of F
7. A 3.5 kg block is pushed along a horizontal floor by a force
magnitude 15 N at an angle =400 with the horizontal force.
Chapter 4 Linear Momentum and Collisions
4.1.TheCenterofMass.NewtonsSecondLawforaSystemofParticles
4.2.LinearMomentumandItsConservation
4.3.CollisionandImpulse
4.4. Momentum and Kinetic Energy in Coll
Part C Dynamics and Statics of Rigid Body
Chapter 5 Rotation of a Rigid Body
About a Fixed Axis
5.1.RotationalVariables
5.2.RotationwithConstantAngularAcceleration
5.3.KineticEnergyofRotation,Rotation