Midterm II Review
(7C S13)
UCI
S. Abachi
For actual midterm, only one 35 formula card (one sides) and a non-graphic
calculator is allowed
This Midterm covers chapters 4, 5, 6, & 7 all sections
Similar to HW problems, examples in lecture, and the following
Midterm I Review
(7C S13)
UCI
S. Abachi
For actual midterm, only one 35 formula card (one sides) and a non-graphic calculator is
allowed
This Midterm covers chapters 1, 2, & 3 all sections
Correct treatment of units, all significant digits, and decimal pl
Final Exam Review
UCI
S. Abachi
7C Spring 2013
For actual exam, only one 57 formula card (both sides) and a non-graphic
calculator is allowed
Final Exam covers chapters 1 to 11 & 13, all sections
Similar to HW problems, examples on the board and in notes,
S
s
ion
t
olu
s
Final Exam Review
UCI
S. Abachi
7C Spring 2013
For actual exam, only one 57 formula card (both sides) and a non-graphic
calculator is allowed
Final Exam covers chapters 1 to 11 & 13, all sections
Similar to HW problems, examples on the boa
1) A 40.0 kg box initially at rest is pushed 5.00 m along a rough,
horizontal floor with a constant applied horizontal force of
130 N. If the coefficient of friction between box and floor is
0.300, find the following.
(a) the work done by the applied forc
PRINT NAME
STUDENT NUMBER
SIGNATURE
DISCUSSION CLASS TIME
DISCUSSION CLASS TEACHER
P7C - FALL 2014 - Smy
FINAL EXAM
VERSION A
Problem Number
#1
#2
#3
#4
#5
#6
Points
6
4
6
10
8
4
TOTALS
38
Grade
some useful formulas:
!
!
! !
!
!
!
+ y + zk = r2 r1 = r an
PRINT NAME
STUDENT NUMBER
SIGNATURE
DISCUSSION CLASS TIME
DISCUSSION CLASS TEACHER
P7C - FALL 2014 - Smy
FINAL EXAM
VERSION B
Problem Number
#1
#2
#3
#4
#5
#6
Points
6
4
6
10
8
4
TOTALS
38
Grade
some useful formulas:
!
!
! !
!
!
!
+ y + zk = r2 r1 = r an
PRINT NAME
STUDENT NUMBER
SIGNATURE
DISCUSSION CLASS TIME
DISCUSSION CLASS TEACHER
P7C - FALL 2014 - Smy
MIDTERM EXAM 1
VERSION B
Problem Number
#1
#2
#3
#4
Points
8
6
4
8
TOTALS
26
Grade
some useful formulas:
!
j
r = xi + y + zk
!
!
! !
!
!
!
r d r
dx
d
PRINT NAME
STUDENT NUMBER
SIGNATURE
DISCUSSION CLASS TIME
DISCUSSION CLASS TEACHER
P7C - FALL 2014 - Smy
MIDTERM EXAM 1
VERSION A
Problem Number
#1
#2
#3
#4
Points
4
8
8
6
TOTALS
26
Grade
some useful formulas:
!
j
r = xi + y + zk
!
!
! !
!
!
!
r d r
dx
d
1. A block of mass m is suspended by two strings as shown. Find the tension in the horizontal
string as a function of m and .
Fnet,x = T1 T2 cos = 0
Fnet,y = T2 sin mg = 0
From the second equation
T2 = mg/ sin
Substituting:
T1 = mg cot
2. Two blocks are
PRINT NAME
STUDENT NUMBER
SIGNATURE
DISCUSSION CLASS TIME
DISCUSSION CLASS TEACHER
P7C - FALL 2014 - Smy
MIDTERM EXAM 2
VERSION A
Problem Number
#1
#2
#3
#4
Points
4
4
10
8
TOTALS
26
Grade
some useful formulas:
!
j
r = xi + y + zk
!
!
! !
!
!
!
r d r
dx
1. A 3.00 m long, 300 N uniform rod is held in a horizontal position by two ropes at its ends. The
left rope makes an angle of 1500 with the rod and the right rope makes an angle with the
horizontal. A 120 N monkey hangs motionless 0.50m from the right en
1. A ball of mass 2m moving to the right at speed 2v suffers a head-on completely elastic
collision with a ball of mass m which is also initially moving to the right at a speed v. Find the
speed of the larger mass after the collision.
Call the larger mass
1
Formula sheet
Kinematics equations for constant acceleration:
v = v0 + at
x = x0 + v0 t + 1 at2
2
2
2
vf = vi + 2ax
Newtons second law: F = m
a
Forces: Tension, Weight, External, Normal, Friction.
Static friction: fs = s N
Kinetic friction: fk = k N
W
1. A spring-loaded gun is fixed with its barrel pointing at 450 to the horizontal direction. Its barrel
is 1.0 m long and when relaxed, the spring is the same length. The spring constant is 1000.0
N/m. A 1.0 g projectile is fired with the spring initially
1
Formula sheet
Kinematics equations for constant acceleration:
v = v0 + at
x = x0 + v0 t + 1 at2
2
2
2
vf = vi + 2ax
Newtons second law: F = ma
Forces: Tension, Weight, External, Normal, Friction.
Static friction: fs = s N
Kinetic friction: fk = k N
Work
l: \0. 0 "
,: 10.0 ,.,
1. A crate of mass 10.0 kg slides down a ramp 30.0 m long that makes
an angle of 15 with respect to the horizontal. The coefficient of kinetic
friction between the crate and the ramp is f-LK - 0.1.
(A). How much work does the force
1. A block of mass m is suspended by two strings as shown. Find the tension in the horizontal
string as a function of m and .
Fnet,x = T1 T2 cos = 0
Fnet,y = T2 sin mg = 0
From the second equation
T2 mg/ sin
Substituting:
T1 = mg cot
2. Two blocks are a
Constant acceleration equations:
x(t) = x0 + v0t + at2/2
v(t) = v0 + at
Velocity and acceleration
v = x/ t
a = v/ t
Freely falling motion: g = 9.8 m/s2
ay = -g
y(t) = y0 + v0yt - gt2/2
Friction: f = |n|
Spring: f = -kx
Newtons law: F = ma
Components: Vx =
1. A spider of mass 1",00
JL hangs from two equal length strands of
spidersilk attached to the ceiling. The strands are attached to the ceiling
at points 5.0 cm apart from each other. The strand on the left makes an
angle of 30 with respect to the horizon
1. A pendulum is a bob of mass 100 g on a string of length 1.0 m. It is released from rest from a
horizontal position and swings down to the right. At the very bottom of its swing, it is hit head on
by a mass 1.1 kg moving to the left at a speed V. The ma