uestion 1 of 25.
Who does a Tax Professional contact when they suspect a taxpayer of using H&R Block services for an
unlawful purpose?
The IRS
The Tax Professional's manager
No one
H&R Block Client Su
Md Rahman
Political Science
Professor Karren Struening
Teaching Assistant: Jan
Assignment 1
3/5/17
Are Sections Four and Five of the Voting Rights Act still necessary?
On August, 6, 1965, Congress pas
RYERSON UNIVERSITY
DEPARTMENT OF PHYSICS
PCS 125 FALL 2008 FINAL-TERM EXAMINATION
DURATION: 150 minutes
Student Number
Section
DATE: December 8, 2008
PRINT first name
PRINT family name
Circle your ins
Answers to the multiple choice questions of the PCS125 test on Feb 26 2010
1. The position of an air-track cart that is oscillating on a spring is given by
x = (12.4 cm) cos[(6.35 rad/s)t].
At what va
REVIEW PART for lectures
The following program demonstrates dynamic arrays.*/
#include <stdio.h>
#include <stdlib.h> /*important to include stdlib.h in order to use calloc
and malloc*/
int main(void)
Department of Physics
Please insert in the circle the
initial of your last name inside
Please Print Clearly:
Student:_
_
Last Name
First Name
Student Number: _
Student Section: _
PCS 125 Waves and Fie
Section A: Multiple Choice Questions
A particle is in simple harmonic motion of amplitude A and total energy E. At
one instant its kinetic energy is 3E/4. Its displacement at that instant is
(A)
(B)
(
Department of Physics
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initial of your LAST NAME
Please Print Clearly:
Student:_
_
Last Name
First Name
Student Number: _ Student Section: _
PCS 125 Waves and Fields
Department of Physics
PCS 125 Waves and Fields
Please insert in the circle the
initial of your last name inside
the circle
Please Print Clearly:
Student:_
_
Last Name
First Name
Student Number: _ Stud
PCS125 Constants and Formulae (April 2011)
I0 = 1.00 1012 W/m
2
c = 3 108 m/s
G = 6.6742 1011 N m2 kg2
air = 1.2 kg/m3
g = 9.8 m s2
k = 8.99 109 N m2 C2
e = 1.6 1019 C
1 eV=1.61019 J
me = 9.1094 1031
Oscillatory
Motion
Chapter 15
A periodic motion is a motion which is repeated over and over
again. Thus,
the time interval after which the motion is repeated is called the
PERIOD.
The motion performed
below
Oscillatory
Motion
Chapter 15
f =1
T
= 2f
g
=
L
k
=
m
1
f=
2
k
m
T=
2
= 2
L
g
distance traveled by the mass
Graphical Representation of
SHM
T
2A
time
2
y = A sin(t + ) = A sin( 2ft + ) = A sin
A sinusoidal sound waves moves through a medium and is described by the
displacement wave function s( x, t ) = 2.00 cos (15.7 x - 858 t ) where s is in m,
x is in m, and t is in s.
(a)What is the ampl
Lets derive the relation between
Pmax and smax
V
As
P = B
= B
V
Ax
ds
d
P = B = B ( smax cos(kx t )
dx
dx
P = Bk ( smax sin( kx t )
P = Pmax sin(kx t )
P = Bk ( smax sin(kx t )
Pmax = Bksmax = v 2 ksm
A +20 nC point charge is placed on the x axis at x = 2.0 m, and a -25 nC point
charge is placed on the y axis at y = -3.0 m. What is the angle that the direction of
the electric field at the origin ma
Chapter 27
Current
Electric Current
Electric current is the rate of flow of charge
through some region of space
The SI unit of current is the ampere (A)
1A=1C/s
The symbol for electric current is I
Av
Chapter 13
Newtons Law of
Universal Gravitation
Every particle in the Universe attracts every other particle
with a force that is directly proportional to the product of
their masses and inversely pro
Motion of Charged Particles
When a charged particle is placed in an electric field, it experiences
an electrical force
If this is the only force on the particle, it must be the net force
The net force
Chapter 17Sound Waves
MULTIPLE CHOICE
1. The velocity of sound in sea water is 1.53 103 m/s. Find the bulk modulus (in N/m2) of sea water if
its density is 1.03 103 kg/m3.
a. 2.57 109
b. 2.19 109
c. 2
Chapter 16Wave Motion
MULTIPLE CHOICE
1. The wavelength of light visible to the human eye is on the order of 5 107 m. If the speed of light in
air is 3 108 m/s, find the frequency of the lightwave.
a.
Chapter 13Universal Gravitation
MULTIPLE CHOICE
1. A satellite circles planet Roton every 2.8 h in an orbit having a radius of 1.2 107 m. If the radius of
Roton is 5.0 106 m, what is the magnitude of