Spring 2021 P143b

PHYS 143b Honors Waves, Optics, & Heat             Spring Quarter, 2021

Quick links: Textbook    Canvas    ZOOM    Piazza    LabWiki  

Instructor:      Cheng Chin

  Online discussions:    Tu & Th  9:40‐11:00 am CDT on Zoom

  Online office hours:   Tu & Th 11:15‐12:30 pm CDT on Zoom and Piazza (starting week 2)

Textbooks:  Waves by David Morin

Laboratory administrators:  Mark ChantellDave McCowan

Teaching Assistant Discussion sessions:  (starting week 2)

Monday: 3~4:30 pm Tong Ou (Zoom)

Tuesday: 3~4:30 pm Runyu Jiang (Zoom)

Wednesday: 4~5:30 pm Xining Zhang (Zoom)

Homeworks, Lab reports, Midterm and Final:

   All homeworks, reports, midterm and final should be submitted to Canvas in the format of pdf or jpg before the deadline. They will be returned to the students on Canvas. Late policy for HWs and Lab reports: -10% per day. Late midterm submission is not allowed.

Grade distribution:   HW 30%, Lab 30%, Midterm 20% and Final 20%

Class outline:                                                                                                                                 

Week

Date

Lecture

Text/Lab

1

3/30

Lecture 1: Harmonic oscillator

1-1 Introduction (7')

1-2 Differential equation and complex number (20')

1-3 Simple harmonic oscillator (27')

1-4 Damped harmonic oscillator (35')

1-5 Zoom discussion (57')

Chapter 1.1 and 1.2

 

4/1

Lecture 2: Driven oscillator (HW1, HW1Sol)

2-1 Solving non-homogeneous ODEs (18')

2-2 Driven oscillator: Amplitude and Phase (29')

2-3 Driven oscillator: Energy Transfer (23')

2-4 Zoom discussion

Chapter 1.3

2

4/6

Lecture 3: Coupled oscillators

3-1 Coupled oscillators part 1 (36')

3-2 Coupled oscillators part 2 (13')

3-3 Math: Eigenvalues and eigenvectors (22')

3-4 Three coupled oscillators (33')

3-5 Zoom discussion

Chapter 2.1 and 2.2

 

4/8

Lecture 4: Normal modes (HW1 due, HW2, HW2Sol)

4-1 N coupled oscillators (39')

Demo1 and Demo 2

4-2 N=5 coupled oscillators (8')

Zoom discussion

Chapter 2.3

3

4/13

Lecture 5: Wave equation

5-1 Wave equation (40')

5-2 Solving wave equation (17')

Zoom

Chapter 2.4

Lab 1: Speed of Light

 

4/15

Lecture 6: Spectral Analysis (HW2 due, HW3, HW3Sol)

6-1 Fourier Analysis (34')

6-2 Fourier Analysis Examples (20')

Zoom

Chapter 3.1, 3.2, 3.3

4

4/20

Lecture 7: Transverse waves

7-1 Transverse Waves (27')

7-2 Wave Reflection and Transmission (37')

Zoom

Chapter 4.1, 4.2

Lab 2: Wave Motion

 

4/22

Lecture 8: Sound waves (HW3 due, HW4, HW4Sol)

8-1 Wave Reflection and Transmission (23')

8-2 Longitudinal waves (28')

Zoom

Chapter 5.1, 5.2, 5.3

5

4/27

Lecture 9: Dispersion, Doppler effect and Shock waves

9-1 Dispersion (38')

Phase vs group velocity

9-2 Doppler effect and shock waves (29')

Chapter 6.3, 7.2

Lab 3: Interference

 

4/29

Lecture 10: Electromagneitc waves (HW4 due, HW5, HW5Sol)

10-1 Vector calculus (28')

10-2 EM wave equation (27')

Zoom

Midterm, MidtermSol

Chapter 8.2, 8.3, 8.4

6

5/4

Lecture 11: Reflection and refraction

11-1 Polarization (25')

11-2 Reflection and transmission (36')

11-3 Refraction (30')

Zoom

Chapter 8.6, 8.8

 

5/6

Lecture 12: Geometrical Optics (HW5 due, HW6)

12-1 Interface and lens equation (29')

12-2 Applications of geometric optics (25')

Zoom

Lab 4: Diffraction

7

5/11

Lecture 13: Interference and diffraction

13-1 What is light? (9')

13-2 N-slit interference (35')

13-3 Fourier optics (14')

13-4 Single slit diffraction (17')

13-5 Applications (15')

Zoom

Chapter 9.1, 9.2, 9.3, 9.4, 9.5

 

 

5/13

Lecture 14: Ideal gas (HW6 due, HW7)

Lab 5: Geometric Optics

8

5/18

Lecture 15: Heat engines

 

 

5/20

Lecture 16: Laws of thermodynamics (HW7 due, HW8)

 

9

5/25

Lecture 17: Heat transfer

 

 

5/27

Lecture 18: Entropy (HW8 due)

 

10

6/7-6/11

Final