CHAPTER 5 REVIEW QUESTIONS
SECTION I: MULTIPLE CHOICE
1. C The magnitude of the objects linear momentum is p = mv. If p = 6 kg - m/s and m = 2 kg, then
I) = 3 m/s. Therefore, the objects kinetic energy is K = % mv2 = %(2 kg)(3 m/s)2 = 9].
' 2. C The impul
AP Physics C Mechanics. Summer Assignment
Name_
_
100 points
Date_
MULTIPLE CHOICE. Choose the one alternative that best completes the statement or answers the question. Write the
corresponding capital letter on the line provided. In space provided, show
CHAPTER 4 REVIEW QUESTIONS
SECTION I: MULTIPLE CHOICE
1. A Since the force F is perpendicular to the displacement, the work it does is zero.
2. B By the work-energy theorem,
W = AK = -21m(v2 v3) = (4 kg)[(6 m/s)2 (3 m/s)2] = 54]
3. B 'Since the box (mass
CHAPTER 6 REVIEW QUESTIONS
SECTION I: MULTIPLE CHOICE
1. B We use the equation 22 = r0):
5 rev 21: rad
x
S 19V
v=rw=0.06mx( ]=(0.6)n;m/s=1.9 m/s
2. E Use the equation distance = rate x time with v = r0):
5 mvxz" 1440 mjnxis]:4500 m
S rev nun
s=vt=
Name:
Period:
Date:
AP Physics 1: Linear Momentum Practice
MULTIPLE CHOICE. Choose the one alternative that best completes the statement or answers the question.
1) What is the momentum of a 2000-kg truck traveling at 35 m/s?
A) 7.0 10 5 kgm/s
B) 57 kgm/s
Name:
Period:
Date:
AP Physics B: Ch 6 Work and Energy and Ch 7 Linear Momentum
MULTIPLE CHOICE. Choose the one alternative that best completes the statement or answers the question.
1) What is the correct unit of work expressed in SI units?
A) kg 2 m/s2
CHAPTER 5 REVIEW QUESTIONS
SECTION I: MULTIPLE CHOICE
1. An object of mass 2 kg has a linear momen 5. Two objects, one of mass 3 kg and moving
tum of magnitude 6 kgm/s. What is this
objects kinetic energy?
(A) (3]
(B) 6]
(C) 9]
(D) 12]
(E) 18]
. Aball of
Momentum Samples
MULTIPLE CHOICE. Choose the one alternative that best completes the statement or answers the question.
1) When a cannon fires a cannonball, the cannon will recoil backward because the
A) energy of the cannonball and cannon is conserved.
B
CHAPTER 4 REVIEW QUESTIONS
SECTION I: MULTIPLE CHOICE
1. A force F of strength 20 N acts on an object
of mass 3 kg as it moves a distance of 4 m. If
F is perpendicular to the 4 m displacement,
the work it does is equal to
(A) 0]
(B) 60]
(C) 80]
(D) 600]
(
CHAPTER 7 REVIEW QUESTIONS
SECTION I: MULTIPLE CHOICE
1. If the distance between two point particles
is doubled, then the gravitational force be-
tween them
(A) decreases by a factor of 4.
(B) decreases by a factor of 2.
(C) increases by a factor of 2.
(D
Example Homework Problems KEY
Chapter 2
1] a. 2.5 m/s b. 0 m/s c. -10 m/s
2] t = 7.14 min
3] a. 16.0 m b. 64.0 m
4] a. D b. no c. none d. C e. A
5] trout
6] 5 m
Example Homework Problems
Chapter 2 : One Dimensional Motion
1]Abicyclisthasthepositionversustimegraphshownin
thefiguretotheright.
A) Whatisthebicyclistsvelocityatt=10s
B) Whatisthebicyclistsvelocityatt=25s
C) Whatisthebicyclistsvelocityatt=35s
2]Ina5.00k
Physics 428: Quantum Mechanics III
Prof. Michael S. Vogeley
Practice Problems 1
Problem 1
A particle in free space in one dimension is initially in a wave packet described by
(x) =
1/4
ex
2 /2
a) What is the probability that its momentum is in the range (