Physics 053L

General Physics I

Duke University Marine Laboratory — Summer 2008

Instructor: Lawrence Evans

Assistant:  J. Edward Ladenburger


Information :

Topics I:

Topics II:

Topics III:

Topics IV:

General Information
Course Structure
Exams and Grades 

Scope of Course

Sample Solution

Answer Keys

Mr. Ladenburger's home page
 

 

Kinematics 1

Kinematics 2

Kinematics 3

Dynamics 1

Dynamics 2

Energy 1

Energy 2

Suppl. Prob. I

Formulas I

Systems of Particles

Rotations 1

Rotations 2

Rotations 3

Gravitation

Planetary Motion

Suppl. Prob. II

Formulas II

Fluids

Oscillations

Waves 1

Waves 2

Waves 3

Suppl. Prob. III

Formulas III

 

Thermal Physics 1

Thermal Physics 2

Thermal Physics 3

Suppl. Prob. IV

Formulas IV
 


Weekly Schedules

The titles in the lectures refer to the sections in the class notes (links above). Numbers in bold type refer to chapters in G. "Q" refers to questions at the end of the chapter, "P" to the problems. “Supp.” refers to the supplementary problems for that set of topics.  Problems marked with * are to be written out and submitted at the beginning of the afternoon recitation session at which the chapter is discussed.

Week 1: 12 – 16 May

Morning Sessions

Monday

(1:00 - 3:00)

Lecture on Kinematics 1 (2)

Recitation: Organization session

Tuesday

Lecture on Kinematics 2 (3)

Lecture on Kinematics 3 (3)

Wednesday

Recitation: 3: Q 18; P 52, 77, 84, 93

Lecture on Dynamics 1 (4)

Thursday

Lecture on Dynamics 2 (4, 5).

Recitation: 4: Q 1, 2, 7, 12; P 13, 15, 32, 46

Friday

Lecture on Energy 1 (7)

Lecture on Energy 1, 2 (7, 8)

Afternoon Sessions

Tuesday

2: Q 5, 12, 14, 18; P 5, 12*, 18, 24, 36, 44*, 64, 73

3: Q 8, 12; P 9, 22*, 37, 51

Thursday

4: Q 13, 20, 22, 24; P 31, 48, 54, 57*, 58, 70, 81, 87

5: Q 1, 2, 13, 14, 18, 19;  P 16, 22*, 30, 32, 37, 51*, 84, 93

Labs

Monday

Wednesday

Organization; Kinematics Demonstration

Forces.

Week 2: 19 – 23 May

Morning Sessions

Monday

Lecture on Energy 2 (8)

Lecture on Energy 2 (8)

Tuesday

Recitation 7: Q 9, 14; P 11, 28, 47

Recitation 8: Q 5, 9, 13; P 15, 33, 36, 42

Wednesday

Exam I (through Energy 2)

Thursday

Lecture on Systems (9)

Lecture on Systems (9)

Friday

Lecture on Rotations 1, 2 (10)

Lecture on Rotations 2 (11)

Afternoon Sessions

Tuesday

7: P 57, 58, 63*, 73, 82

8: Q 20, 25, 26; P 65*, 77, 90*, 94, 104

Thursday             

9: Q 2, 10, 11, 16, 33;  P 10, 15*, 37, 41, 49, 77*, 92, 105, 107, Supp 1

Labs

Monday

Wednesday

Work-energy

None

Week 3: 26 – 30 May

Morning Sessions

Monday

Holiday

Holiday

Tuesday

Recitation 10: Q 8, 12;  P  38, 51, 67,  93*, 97, 103 

Lecture on Rotations 3 (12)

Wednesday

Recitation 12: Q 7, 8: P 16, 59, 72, 86, 91, Supp 3

Lecture on Gravitation (6)

Thursday

Lecture on Gravitation (6)

Lecture on Planetary Motion (not in G)

Friday

Exam II (through Planetary Motion)

Afternoon Sessions

Tuesday

11: Q 4, 5, 10, 11; P 3, 11, 13, 35*, 48, 51, 52, 67, 78, Supp 2

Thursday

6: Q 2, 3, 5, 13, 21, 22; P 13*, 20, 22*, 34, 45*, 59, Supp 4, 5

Labs

Monday

Wednesday

Holiday

Torques

Week 4: 2 – 6 June

Morning Sessions

Monday

Lecture on Fluids (13)

Lecture on Fluids (13)

Tuesday

Recitation 13: Q3, 7, 18; P10, 17, 20, 37, 55*

Lecture on Oscillations (14)

Wednesday

Lecture on Waves 1, 2 (15, 16)

Lecture on Waves 2, 3 (15, 16)

Thursday

Recitation 15: Q 8, 11; P 17, 20, 38, 49*, 61, 63, Supp. 5

Lecture on Thermal Physics 1 (17)

Friday

Exam III (through Waves 3)

Afternoon Sessions

Tuesday

13: Q 14, 22, 24; P 59, 79, 96, 99, Supp. 1, 2

14: Q 4, 8, 11; P  25*, 61, 65*, 89, 90, Supp. 3, 4

Thursday

15: Q 13; P 77, Supp. 6 

16: Q 5, 6, 11, 15, 17, 18; P 18, 20, 28, 44, 55*, 58, 63, 67*, 79, 96, 103, Supp. 7, 8

Labs

Monday

Wednesday

Archimedes’s Principle

Oscillations

Week 5: 9 – 13 June

Morning Sessions

Monday

Lecture on Thermal Physics 1 (17, 19)

Lecture on Thermal Physics 2  (19)

Tuesday

Lecture on Thermal Physics 2, 3 (19, 20)

Recitation 17: Q 13; P 12, 21, 35; 19: Q 7, 13, 15*, 20 

Wednesday

Lecture on Thermal Physics 3 (20)

Recitation 20: Q 2, 5, 15; P 6, 7, 21, 24, 29, 38, 72, 77, 80

Thursday

Review

Friday

Final Exam (comprehensive) 1:00-4:00 p.m.

Afternoon Sessions

Tuesday

19: Q 25, 26, 30, 35; P 15, 31*, 40, 46, 52, 55*, 61, 86

Thursday

None

Labs

Monday

Wednesday

Sound Waves

Thermal Physics


 

General Information

Physics 53L is presented using lectures, recitation sessions, labs and the internet.

The lectures and recitations are conducted by Dr. Evans, in the large lecture room. There is a morning session Monday through Friday, from 10:00 until 12:00, with a 20 minute break at roughly 10:50. There are afternoon recitation sessions on Tuesday and Thursday from 1:30 to 4:00, with a 15 minute break at roughly 2:30. The time in the morning sessions will be divided between lectures and recitations as seems appropriate. The plan — as shown in the weekly schedule above — is to have in each week about five lectures of 50 minutes each, devoting the remaining class time to recitations and the three in-class exams.

There are three lab sections of roughly 10 students each. The lab sessions are on Mondays and Wednesdays, one session from 1:00-3:00, another from 3:30-5:30, and the third from 6:00-8:00. The three sections will rotate the times of their meetings. The labs are conducted by Mr. Ladenburger. Specific information about the labs can be found here.

Students are required to have a copy of Physics for Scientists and Engineers (Vol.1), by Giancoli, 4th ed., Prentice Hall, 2007. This book is referred to as G.

Students are also required to have a PRS responder device of their own. 

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Course Structure

At the top of this page are links to sections of a complete set of notes in pdf format on the material covered in the course. These notes are the primary guide to the material in the course. The book (G) provides alternate or supplementary presentations, along with applications, worked examples, graphics, and sets of questions and problems. Topics covered in the notes but not covered (or not adequately) in G are part of the course. Topics (mostly special applications) covered in G but not mentioned either in the notes or the lectures are not part of the course.

Lectures summarize the main topics, but they are not conventional expository accounts in detail of all the material of the course. Indeed, there is not enough time in the scheduled lectures to do that.  They are organized on the assumption that the students have already studied the material in the notes and G, so the lectures are devoted largely to outlining the material, to illustration and reinforcement, and to demonstrations, sample problems, and questions posed interactively to the class through the PRS system.

Recitation sessions are devoted mainly to discussion of assigned problems and questions listed in the weekly schedules at the top of this page. It is assumed that the student has attempted to answer the questions and solve the problems before the recitation session in which they will be addressed.
 
In these sessions the class is divided into small working groups of three or four students who collaborate in arriving at solutions. At the beginning of the recitation session members of each group discuss the questions and problems among themselves. After a short time the instructor assigns each group a particular question or problem from the list. There follows a further working time, during which the instructor is available for coaching and suggestions, and when a member of each group writes (on the board or on small display panels) the necessary equations and diagrams to explain the answers. Then the instructor calls on the groups in sequence to present to the rest of the class answers to their specific problems and questions. A student from each group makes the presentation for that group. The instructor provides prompting, correction or amplification during the student's presentation as appropriate. No grade is recorded for the presentations.
 
At the end of each afternoon recitation session there is a brief (about 20 minutes) graded quiz.

Lab exercises are carried out once or twice per week. A total of six labs will be done.

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Exams and Grades

There are three 90 minute in-class exams, given during the morning period, with a maximum of 100 points each. The three-hour comprehensive final exam has a maximum of 200 points. This 500 points constitutes the total exam score for the course.

For a student whose final exam percent score is higher than the average score on his in-class exams, the final exam is given extra weight so that the total exam score is calculated as 50% in-class exams and 50% final exam.

Calculators are not to be used for in-class exams or the final exam, but may be used for recitation quizzes. Formula sheets (given in the links at the top of this page) can be used for exams and quizzes.

If a student misses an in-class exam for an excused reason, the score on that exam is replaced by the percentage score on the final exam.

The handed-in
homework problems (denoted in the weekly schedules by *) are to be written out and submitted at the beginning of the corresponding recitation session. These will be checked for completeness, but not graded. A score from 0 to 5 will be assigned, based on the number turned in. Problems not turned in will count against this score, one point per missing problem. Discussion among students in preparing the homework assignments is encouraged, but direct copying is a violation of the Honor Code.
 
The recitation
quizzes will cover the material discussed since the last quiz. They are intended to reinforce what was recently learned and to give practice in the kinds of questions that might be on the exams. Absences from quizzes are recorded as zeroes.

At the end of the course, the lowest two quiz grades will be dropped for each student.

The various graded material contributes to the final score as follows:

Exam and quiz keys, sample exams from previous versions of this course, and answers to even-numbered assigned problems from G are posted on the course web site. A link to the relevant page is at the top of this page.

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