Predict how the U and L tapes will interact (attract, repel, or neither) when
you bring a neutral object near them. Explain your reasoning.
Neutral object near U tape: /g , if
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Question Can you think of a force that you studied in mechanics that had a similar
2.2 distance dependence as you have noticed between the tapes? If so, which
al/iffva r" 0roe
Make sure to remove ALL used tape stuck to the table top and ring stan
0 After you make the second set of U and L tapes, hold each tape by its
two handles near the charging plate of the electroscope to verify that '
the tape is charged.
0 Then, one member of your group should hold this U tape rmly by the
two handles and brin
Reecting on all of the observations you have made, write a summary
statement that describes how obj ects with charge interact. Your statement
should encompass all of the observations you have made regarding the
f . Prediction
We operationally dene an object to have an excess charge if the needle of
an electroscope deects away from the xed plate when that object is
brought near the charging plate of the electroscope. Such an o
QUIZ 1 Electrostatics \ Name
PHY 131 g \
To answer each of the followin uestions draw a se uence of char e dia rams.
Label our dia rams with words if the dia rams alone are not clear. If there is a
series of ste s in a rocedure make sure on show each st
f . 7
Name /0 x r v' 0 "/ .4, Lab Section
Lab Partner(s) 5 C V (3/ Gnvffk (7" in Wu rt.
Investigation #1: Interactions Between Strips Of Tape
Objective In this exercise, you will investigate how strips of tape interact when
d) You are given a positively charged rod and a neutral electroscope as shown in the
If possible, show using a sequence of charge diagrams how you can make the
electroscope negatively charged. If not possible, explain why.
To (4 c/u'n
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GILBERT RD & Germann Rd
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Walk to NB S GILBERT RD FS E
Practice Exam 1A
Read each question carefully and select the answer that is best. Be sure to think about which physics
law or idea is at work, and how that physics idea means your answer is the correct