DATA
Value of the rotating mass 156.7
Mass hung on the spring 35g
Measured value of the
centripetal force : 0.343 N
Difference between calculated
and measured value -0.035 (g)-Radius of rotation -0.155m-Centripetal force calculated
from the theory -Percen
Purpose
The purpose of this experiment is to demonstrate that the voltage across the resistor and the
voltage across the capacitor are 90 degrees out of phase in an RC circuit, determine the value of
the capacitance of a capacitor in an RC circuit, and to
Purpose
The purpose of this experiment is to study the operation of a diffraction grating, and, in
particular, to see how it may be used to measure the wavelength of light form a helium-neon
laser.
Equipment
1.
2.
3.
4.
5.
6.
7.
8.
9.
Low-power helium neo
Purpose
The purpose of this experiment is to study geometrical optics and the laws of reflection,
refraction, and rectilinear propagation. These laws are known as the laws of geometrical optics.
Equipment
1. Helium-neon laser
2. Drawing board
3. Plane mir
Experiment 5 Uniform Circular Motion
Whenever a body moves in a circular path, a force directed toward the center of the circle must
act on the body to keep it moving in this path. That force is called centripetal force. The reaction,
which is equal and o
Experiment 1: Error and Data Analysis
Pre-lab Questions
[Give your answers on a separate piece of paper/s.]
1. (a) Distinguish among the types and causes of experimental errors.
(b) How can one reduce each type of experimental error?
2. Explain the differ
Experiment 7: The Ballistic Pendulum
Objective
The purpose of this experiment is to measure the initial velocity of a projectile in two independent ways: One
by treating it as a projectile moving according to the kinematic equations, and the other is by a
EXPERIMENT 6
OBJECTIVE
The purpose of this experiment is to apply the concept of the work and energy calculate the work done
by the force of friction between a car and a wooden board as they slide relative to each other at constant
velocity. We study it f
EXPERIMENT 4
Pre-Lab Questions:
1) Explain briefly the different types of frictional forces.
Statistic force: exists when the object is at rest relative to the surface. This force keeps object from moving
act.
Kinetic friction: exists when the object is i
Objective
To determine the latent heat of fusion of water.
Equipment Used:
Calorimeter
Ice
Thermometer
Weighing scale
Least count: 0.01g
Uncertainty: 0.01g
Theory:
Mass of calorimeter = Mc
Mass of calorimeter + water = Mcw
Mass of water, Mw = (Mcw - Mc)
M
Objective
To determine the relationship between the voltage across the conductor and the voltage
across the resistor in an inductor-resistor circuit.
Equipment
PASCO circuit board
Signal Interface
Connecting wires
Multimeter
Theory
V0
R
Imax =
R
I = Imax
KIRCHHOFFs
LAW
NHU NGUYEN
Group: Ruby Bonilla
Nida Bangash
2/25/2016
Objective:
To study the relationship between current and voltage in circuits.
To verify the Ohms Law and Kirchhoffs Law
Equipment used:
Batteries
Wires
Multimeter
Resistors
Theory:
Junct
Resonance Tube
Nhu Nguyen
Group:
Ruby Bonilla
Nida Bangash
2/11/2016
Objective:
To determine the speed of sound.
Equipment used:
Resonance
tube
Least count:
Meterstick
Tuning forks
1mm Uncertainty: 1mm
Theory:
v = f
v = speed of sound in air
L1
f = freque
Chapter 9: Maslows Hierarchy of Needs in Everyday Life Answer Key
For questions 1 through 6 use the code below to identify the level of Maslows hierarchy illustrated by each statement.
Self-Actualization Needs (SA)
Esteem Needs (ES)
Belonging Needs (BE)
S
Review Questions and Exercises
1. Scalars are quantities that are fully described by a magnitude (or numerical value)
alone. Vectors are quantities that are fully described by both a magnitude and a
direction.
2. Temperature is a scalar, since vector quan
Speed of Sound
EXPERIMENT # 1
August, 26 2016
CRN# 15008
Review Questions
1) what is the equation that relates the speed frequency and wavelength? The equation that relates
wavelength and frequency for electromagnetic waves is: =c where is the wavelength,
Experiment 2
September 2, 2016
CRN# 15008
Post Lab Questions
1) What is the purpose of starting with the temperature of the water lower than room
temperature and ending with it about the same amount above room temperature?
When an amount of energy is tran
Experiment 2
Objective
1. Obtain the resultant of a number of forces acting on a body.
2. Obtain the resultant of the same forces by drawing a vector diagram to scale to find its magnitude and
direction.
3. Determine of the resultant using the analytical
EXPERIMENT 8
Simple machines
EXPERIMENT # 8
March 28, 2016
CRN# 92127
Review Questions and Exercises
Due before lab begins. Answer on a separate sheet of paper.
1) What is the main purpose of a simple machine?
It is a device that reduces the effort needed
Ballistic Pendulum
EXPERIMENT # 7
March 21, 2016
CRN# 92127
1
1- REVIEW QUESTIONS AND EXERCISES:
Derive equation (3) and show that the path of the projectile is parabolic.
X = Vo T
1
Y = (1/2) g T 2
Solve for t in terms of X
t = X/Vox
Substitute into the
EXPERIMENT 6
Work and Energy
EXPERIMENT # 6
March 6, 2016
CRN# 92127
Review Questions and Exercises
1. Write down the conservation of the mechanical energy of a system? Is it always conserved? Explain.
1
EXPERIMENT 6
The conservation of mechanical energy
Lina Bautista
Equilibrium of rigid bodies
EXPERIMENT # 9
April 4, 2016
CRN# 92127
PRE LAB QUESTIONS
1) What conditions must be satisfied for a rigid object to be in total equilibrium?
If the sum of the forces act on the rigid body are equal to zero, then
EXPERIMENT 6
Lina Bautista
Work and Energy
EXPERIMENT # 6
March 6, 2016
CRN# 92127
1
EXPERIMENT 6
Review Questions and Exercises
1. Write down the conservation of the mechanical energy of a system? Is it always conserved? Explain.
The conservation of mech
Lina Bautista
Jose Chagolla
Duy Truong
Matussala Asmelash
Measurements
EXPERIMENT # 1
January 25, 2016
CRN# 92127
1.2 Pre lab questions
A. How would you measure the volume of an irregular solid?
To calculate the volume of an irregular object, we can use A
Chapter 17
Waves II
In this chapter we will study sound waves and
concentrate on the following topics:
Speed of sound waves
Relation between displacement and pressure amplitude
Interference of sound waves
Sound intensity and sound level
Beats
The Doppler
Chapter 7
Kinetic Energy and Work
In this chapter we will introduce the following concepts:
Kinetic energy of a moving object
Work done by a force
Power
In addition we will develop the work-kinetic energy theorem and
apply it to solve a variety of problem
Chapter 3
Vectors
In Physics we have parameters that can be completely described by a
number and are known as scalars .Temperature, and mass are such
parameters
Other physical parameters require additional information about direction and
are known as vect
Experiment 2
Pre-lab questions
1) What is the basic difference between scalars and vectors?
Scalars: only magnitude.
Vectors: magnitude + directions
2) Is temperature is a vector quantity? What do plus and minus temperature signify? Explain.
3) A vector A