PHYSICS 130 LAB: Intro to Motion II - Changing Motion
Overview: In this lab you will use a computer with a rotary motion probe connected to a cart on a track (aka
the apparatus) so as to learn more about constantly accelerated motion in
I. Introduction To Force Diagrams
In front of you or distributed around the room you have a heavy and a light object. For each object
follow the instructions underneath:
A. Pick up (this gives you a sense of it's weight)
Newton's 3 laws HW
Below are several force diagrams for a person standing in an elevator. Match the correct diagram with
the appropriate motion (1 - 4).
1. This is the diagram for a person in an elevator that is not moving.
Homework on Chapter 4
An object is traveling at a constant speed and has the following velocity vectors at different times
during it's motion:
1. Which statement is true regarding this objects motion?
Homework on Chapter 2
1. On a position vs time graph the slope of the graph tells us?
a) position and speed
c) speed only
d) direction and position
2. The difference between speed and velocity is:
a) speed shows directi
Homework on Ch 6
J = P=F avg t
1. Rank the following from greatest momentum to least:
object X: mass 5 kg traveling at 25 m/s
object Y: mass 100 kg traveling at 2.5 m/s
object Z: mass .1 kg traveling at 1000 m/s
a) X Y Z
Homework on Ch 7
1. True(a) or False (b) We have a strict definition for energy.
2. An object moves in a circular path at constant speed . The work done by the centripetal force is zero
a) the displacement for each revolut
Homework on Ch 5
F gravity =
where G = 6.672 x 1011 N
1. True(a) or False(b) All things being equal, gravity is the strongest force in nature.
2. Suppose you are on a planet that is identical to Earth in every way
Draw free body diagrams for each lettered object:
3. Neither A or B is moving.
4. A is moving to the right. B is falling and speeding up.
1. A pop gun launches a ball along a frictionless barrel.
Homework on Chapter 9 and Chapter 10
1. Your friends are riding in a van with a large glass window so that you can see inside. The van is
traveling at a constant velocity and you are standing on the sidewalk. When the van passes yo
P1.l An automobile interior cabin temperature control system block diagram:
set by the
Ch 13 - TYPES AND APPLICATIONS OF MATERIALS
13.1 (a) List the four classifications of steels. (b) For each, briefly describe the properties and
13.2 (a) Cite three reasons why ferrous alloys are used so extensively. (b) Cite three
Homework Ch 8
8.23 (a) From the plot of yield strength versus (grain diameter)1/2 for a 70 Cu30 Zn cartridge
brass in Figure 8.15, determine values for the constants 0 and ky in Equation 8.7.
(b) Now predict the yield strength of this alloy when the avera
Homework Ch 10
10.8 Cite the phases that are present and the phase compositions for the following alloys:
(a) 90 wt% Zn-10 wt% Cu at 400C (750F)
(b) 75 wt% Sn-25 wt% Pb at 175C (345F)
(c) 55 wt% Ag-45 wt% Cu at 900C (1650F)
(d) 30 wt% Pb-70 wt% Mg at 425C
CH 15 COMPOSITES
15.8 A continuous and aligned fiber-reinforced composite is to be produced consisting of 30
vol% aramid fibers and 70 vol% polycarbonate matrix; the mechanical characteristics of these
two materials are as follow
Ch 11 - The Kinetics of Phase Transformations
Not stated in the homework problems: you may need to use Figures 11.18, 11.23, 11.31, 11.33, 11.36 and
11.1 Name the two stages involved in the formation of particles of a new phase. Briefly descr
Ch 16 Corrosion
16.4 (a) Compute the voltage at 25C of an electrochemical cell consisting of pure cadmium
immersed in a 2 10-3 M solution of Cd2+ ions and pure iron in a 0.4 M solution of Fe2+ ions.
(b) Write the spontaneous electrochemical react
Ch 12 Electrical Properties
12.2 A copper wire 100 m long must experience a voltage drop of less than 1.5 V when a current
of 2.5 A passes through it. Using the data in Table 12.1, compute the minimum diameter of the
12.11 At room temperature the el
Politics of American Culture
The United States of America has a changing population and it still grows more diverse due to
the fact that not only a person can become an American citizen if he or she was born in the
AP Physics Lab
Emf E and Internal Resistance r
Brockport High School NY USA
A device which can maintain different levels of electrical potential (voltage) across its terminals
is said to be a source of electromotive force or emf, E.
Physics 222 Lab
Scalar Potential Fields and Vector Electric Fields
Equipment: 2 pages of field mapper grid (regular paper), low-voltage power supply, voltmeter, field
mapping kit including cork board, push pins, wires and sheets of conductive paper with e
Addendum to P222 L06.2 capacitance lab activity - This addendum describes how to make a new
column (in Logger Pro) representing the charge flowing from the capacitor of the capacitance lab
activity (L06.2). This new
RC Circuits Oscilloscope Lab
Equipment: function generator, oscilloscope, selected known resistors and capacitors, one 800 ml pyrex beaker,
one 600 ml pyrex beaker, salt, paper clip electrodes, banana cables, alligator clips, vernier caliper
Purpose: to investigate a common relationship between current and voltage
Equipment: Two resistors (each having resistance > 1000 ohms), 4 alligator clips, a variable voltage
supply, a voltmeter, an ammeter, 2 red cables and 2 black
Gauss Law Group Activity
Problems having spherical symmetry:
1) A positive point charge q1 is fixed at the center of a conducting spherical shell having inner
radius R1 and outer radius R2. The shell has a net positive charge Q2.
Physics 222 Group Activity
Electric Fields and Faraday Lines of Force
Drawing the Faraday lines of force for various charge distributions.
1) Lines of force radially exit (arrows pointing away) positive point charges and radially enter (arrows