HOMEWORK 8 PHYSICS 170
SPRING 2017 MARCH 21, 2017
REVIEW QUESTIONS
1. State Newtons three laws in full detail
Newtons first law the law of inertia: an object at rest will remain at rest
and an object in motion will remain in motion and it will move in a s
HOMEWORK 11 PHYSICS 170 4/17/17
INSTRUCTOR: FRIEDBERG
1. You are given a mass of 1 kg on a slide 5m high. It slides down and starts moving on a rough
floor. The coefficient of kinetic friction is 0.1. The floor is 2 m long. It then encounters a spring
(wh
HOMEWORK SEVEN SOLUTIONS
PHYSICS 170
SPRING 2017
3/3/17
INSTRUCTOR: FRIEDBERG
You may work together, ask for help, see me in the math
resource center, the science tutoring center, collaborate, email
me.
1. HALLIDAY AND RESNICK PG51. With what speed must a
HOMEWORK 9 SOLUTIONS
PHYSICS 170
APRIL 5, 2017
INSTRUCTOR: MR. FRIEDBERG
1. You are given a rotating disk. The angular displacement is given as a
function of time = 3 + 5. On the disk you place a penny at a
distance of 10cm from the axis of rotation. The
SOLUTIONS HOMEWORK 5
PHYSICS 170 SPRING 2017
FEBRUARY 26, 2017
INSTRUCTOR: FRIEDBERG
1. The two main branches of mechanics are statics and dynamics. What is statics? What is
dynamics? Statics is the study of forces and moments for bodies that do not move.
HOMEWORK 10 SOLUTIONS
PHYSICS 170
SPRING 2017
INSTRUCTOR: FRIEDBERG
4/13/17
1. State different expressions to calculate work.
Work is defined as the dot product of a force (acting along the direction of motion) and the
displacement. In the case of a varia
PHYSICS 170
SPRING 2017
JANUARY 31, 2001
HOMEWORK 2 SOLUTIONS
INSTRUCTOR: MR. FRIEDBERG
1. State the following trigonometric identities:
sin( + ) = sin cos + cos sin
sin( ) = sin cos cos sin
cos( + ) = cos cos sin sin
cos( ) = cos cos + sin sin
sin 2
HOMEWORK 4 SOLUTIONS PHYSICS 170
SEMESTER SPRING 2017
FEBRUARY 11 2017 MR. FRIEDBERG
1. You travel along a straight line along the displacement vector [20,35] miles.
This takes 2 hours. You then travel along a straight line path with a
displacement vector
PHYSICS 170
INSTRUCTOR: FRIEDBERG
SPRING 2017 FEBRUARY 5, 2017
SOLUTIONS HOMEWORK 3
1. State the law of sines. Draw a diagram and label it.
sin
=
sin
=
sin
a
b
c
2. State the law of cosines. Draw a diagram and label it.
2 = 2 + 2 2 cos
a
b
c
3. State
PHYSICS 170
SPRING 2017
JANUARY 24, 2017
HOMEWORK 1 SOLUTIONS
INSTRUCTOR: MR. FRIEDBERG
1. Give the names of Newtons three laws. State each law fully.
Newtons first law the law of inertia
Newtons second law the law of force
Newtons third law the law of ac
Lab #8: The Simple Pendulum
Waleed Ahmad
PHYS-170-M05L
Lab 8: The Simple Pendulum
Objectives
To calculate the value of g, the acceleration due to gravity on Earth, through the use of a simple
pendulum.
Theory
Another useful quantity used to describe perio
Lab #4 : Projectile Motion
Lab Report
Waleed Ahmad
PHYS-170-M05L
Lab 5: Projectile Motion
Aims
The Main goal of this Lab was to:
Determine the muzzle velocity of the projectile launcher
Use the muzzle velocity to predict the range and accuracy of the proj
Lab #8: The Simple Pendulum
Waleed Ahmad
PHYS-170-M05L
Lab 8: The Simple Pendulum
Objectives
To calculate the value of g, the acceleration due to gravity on Earth, through the use of a simple
pendulum.
Theory
Another useful quantity used to describe perio
Lab #6 : Newtons Second Law
Waleed Ahmad
PHYS-170-M05L
Lab 6: Newtons Second Law
Aims
To evaluate and verify Newtons Second Law. Fnet=ma
Theory
Newtons Second law proclaims that the force or F acting on an object is related to the
acceleration A and the m
Lab #1 : Measurement of Length,
Mass, and Time
Lab Report
Waleed Ahmad
PHYS-170-M05L
Lab 1: Measurements of Length, Mass, and Time
Aims
The objective of this lab was to use the measuring instruments provided to us to precisely
measure (allowed by the meas
Lab #4 : Freefall
Lab Report
Waleed Ahmad
PHYS-170-M05L
Lab 4: Freefall
Objectives
To determine the acceleration of an object in free fall Theory An object dropped from a distance
to the earth surface without any external force is said to be in free fall.
Christopher De Leon
2/23/17
Physics Lab 2
Vectors
General Physics Laboratory 170-M06L
Objective/Aims
The objective of this lab is to verify mathematical approaches and techniques for vector addition.
Mathematical approaches are used to predict resultant f
Experimen
t 2:
Measurement of
Length, Mass and
Time
Physics 1 Lab
Professor Chang
Physics 1 Lab
09/28/15
Objective:
The primary objective of this lab was to find the density of a metal block, cylinder and
sphere using a meter stick, Vernier caliper and a
Electric Field
Mapping
| Physics |
Objective: - Finding the electric field through mapping equipotential lines and
electric field lines.
Theory: An electric field surrounds electrically charged particles. The electric field depicts
the force exerted on th
Physics (II) Lab Report
Ohms Law
Objective: - To prove Ohms law by keeping the voltage the same and then the resistance the same in
order to use the equation V = RI to solve for the unknowns.
Theory: R = Resistance (Ohms)
I = Current (Amperes)
V = Voltage
Physics (II) Lab Report
Electric Field Mapping
Objective: - Finding the electric field through mapping equipotential lines and electric field lines.
Theory: An electric field surrounds electrically charged particles. The electric field depicts the force e
Physics (II) Lab Report
Motion of an Electron in a
Uniform Magnetic Field
Objective:
To find the e/m ratio by the formula derived and comparing it to the actual e/m ratio.
Theory:
1.
2.
3.
4.
Fc = mv2 / r
Fc is perpendicular to V
Lorentz force Fl = q(V1)(
Physics (II) Lab Report
Ammeter and Voltmeter
Objective: - Using a 500 micro-Ampere Galvanometer to make a 50 milli-Ampere ammeter and a 10
volt voltmeter.
Theory: -
1. Vab = (Ig) (r) (Ig) (r) = (I-Ig) (Rs)
Vab = (I-Ig) (Rs)
Rs = [(Ig) (r) / (I-Ig)]
= [(0
Physics (II) Lab Report
Series & Parallel Capacitors
Objective: - Prove the properties of the capacitors in series and parallel.
Theory: A capacitor is a passive two-terminal electrical component used to store energy in an electric field.
For capacitors i
Physics (II) Lab Report
Resistors in Series & Parallel
Objective:
In this experiment, we are trying to prove the properties of resistors in series and parallel.
Theory:
Assume that R1 = R2 = R3 = 100 ohms
In series: 1. V = V1 +V2 + V3 IReq = I1R1 + I2R2 +
Physics (II) Lab Report
RC Circuit, Charging up of a
Capacitor
Objective:
To find time constant RC and see how the capacitors charge with time.
Theory:
V = V0 (1-e(-t/rc)
When t = 0 V = V0 (1-e
0
) = V0 (1-1) = 0
(-)
When t = V = V0 (1-e
(-1)
When t = RC
Physics (II) Lab Report
Measurement of Resistance
Wheatstone Bride
Objective: - Using the different methods to determine the resistance in a circuit.
Theory: 1. Wheatstone when Ig = 0
I1Rx / I1R1 = RaI2 / I2Rb Rx / R1 = Ra / Rb Rx = R1 * (Ra / Rb)
2. Colo
Physics (II) Lab Report
Series Resistance and
Capacitive AC Circuit
Objective:
Using the voltages measured and frequencies given in order to find out the phase angle.
Theory:
The AC current is the current that alternates in direction. The most commonly us