o                Course homepage, Ongoing Lectures, TT-system
  • Instructor’s weekly informal sessions:

Tu 3:30-4:20, RAS 213 ; Fri 4-5, RLM 5.104

 

Lec. 41 Special theory of relativity (STR) -- III

o        Lorentz transformation in matrix form

·         Space-time coordinate transformation: M(b)

·         “Boosting” the momentum/energy state of a particle: B(b)=M(-b).

·         Kinetic energy of a relativistic particle.

o        Earth Quakes occurring in NY and SFC

·         Simultaneous quakes on earth (PQ p.316)

·         Simultaneous quakes observed by the pilot (PQ p.317)

o        Velocity addition formula: (PQ p318).

o        Stanford Linear accelerator: Electron speed (PQ p.319).

o        Comments related to selected HW 14 problems:

·         Twin paradox: Q10

·         Determine b of proton: Q20

Reminders:

  • Today we will have the last instructor’s informal session of the semester.

o      Come bring your questions on HW14.

o      Participate informal discussions on STR.

Make a special effort to be there. See time and place above.

  • Class schedule of next week:
    • Monday review on unit 4.
    • Wed: More Q & A on unit 4. Course instructor Survey
    • Review for the final.
  • Next week is the time to finalize TT-records of the semester.  It is each student’s responsibility to check his/her TT-record carefully. Let me know if there are errors and/or concerns. Monday (May 5) 5pm is the official deadline for complaints on your pre-final exam TT-records.
  • Midterm 4:  Th (5/1), 7pm (be there by ~6:50pm), Belmont 328.