Introduction to
PHYS 241
Su-Ju Wang
2011/01/10
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about me
• Su-Ju Wang (recitation instructor)
• office: Room 031, Physics building
• email: wang552@purdue.edu
• help center hours (room PHYS 011):
01:30pm~3:30pm on Fridays
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overview of PHYS 241
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course title: Electricity and Optics (3 credits)
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prerequisite: PHYS 172 or 172 H
lecturers: Prof. Scharenberg (Office: PHYS 321,
schrnbrg@purdue.edu)/ Prof. Barnes (Office: PHYS
375, barnes@purdue.edu)
text: Physics for Scientists and Engineers, 6th
Edition,Vol. 2, Paul A. Tipler and Gene Mosca
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required materials
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textbook: Physics for Scientists and Engineers, 6th
Edition,Vol. 2, Paul A. Tipler and Gene Mosca
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i-clicker (for lecture and recitation BOTH)
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the course webpage
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course website: http://www.physics.purdue.edu/
academic_programs/courses/phys241/
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CHIP: http://chip.physics.purdue.edu/public/241/
spring2011/ (submit homework and register your
i-clicker!)
Homework:
go to CHIP and
register your i-clicker!
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grading policies
this course has 4 components: lecture, homework, recitation and exams
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exam 1
150
exam 2
150
final exam
300
CHIP homework assignments
200
recitation quizzes
100
lecture quizzes
150
total
1050
6
lecture
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read the assigned sections before coming to each lecture
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your responses will be recorded by using interactive
devices (i-clicker)
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no make-up
you will be given one or more lecture quizzes at the start
of each lecture and during the lecture
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homework
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must be completed online with CHIP
deadlines: check this in CHIP
make good use of help center (room 011) and
recitation if having difficulties in doing homework
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recitation I
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aim of recitation: students will learn concepts in
electricity, magnetism and optics, and develop
problem-solving skills with mathematical language
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discussion is important! feel free to raise your hand
and ask me questions
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quizzes will be given every meeting and require the use of iclicker (register your i-clicker before you come to the next
recitation!!!)&(no make-up)
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expected to do homework problems and study for recitation
quiz BEFORE attending recitation
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three quizzes each recitation plus one attendance point (you
need to answer ALL questions to get the attendance point)
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recitation II
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What I used to do: quiz, discuss quiz, and discuss hw
(any suggestions?)
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No chatting in class except you are discussing
physics since we all need a good learning/teaching
environment
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check your quiz grades every week and report
questions in one week
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exams
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two evening exams and one final exam
Exam 1: Wed, 02/23/2011, 8 pm~10 pm, ELLT 116
Exam 2: Tue, 04/05/2011, 8 pm~10 pm, ELLT 116
Final exam: TBA
Formulas are provided in the exams
CLOSED book
NO CHEATING!
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absence and excused
grades
• NO i-clicker quizzes make-up
• contact Prof. Scharenberg or Prof. Barnes
by email ASAP before the exam if you
have a conflict or are sick. Generally, there
are no make-up exams.
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change sessions
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you may change your recitation section only with
the permission of the new recitation instructor
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get a form from Room 144, have the new
instructor sign it
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must have a good reason
confirm it later through CHIP student gradebook
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Quiz of today
• The force between two “like” charges is
• A: attractive
• B: repulsive
• C: no force at all
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Questions?
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