1 PHYSICS 6 FINAL EXAM SPRING 2003
NAME_
This is a closed book, closed notes exam. You may use calculators. Make sure you show all your work! You will get partial credit for correct intermediate steps.
Useful data and equations: 1 Mole (of substanc
1 PHYSICS 6 HOUR EXAM 1 SPRING 2003
NAME_
This is a closed book, closed notes exam. You may use calculators. Make sure you show all your work! You will get partial credit for correct intermediate steps.
Useful data and equations: Avogadro's Number:
PHYSICS 6 I. II.
Practice Exam 2 (2003)
SOLUTIONS
1d ; 2b; 3c; 4a; 5d; 6d En = -13.6/n2 (eV) a) E(photon)= E4 E2 = 13.6(1/4 1/16) eV = 2.6 eV b) E(photon) = h f f = E(photon)/h = 2.6 eV/ 4.110-15 eVsec = 6.31014 sec-1 III. a) probability for one
Physics 6
Spring 2005 Some Practice Problems for Exam 2 SOLUTIONS
1. What is the probability of getting only 2 heads in 4 tosses of a coin? There are 4!/(2!2!)=6 ways to have 2 heads distributed among 4 tosses. You do not need the formula for this;
Final May 5 3:30-5:30 Office hours/ Review Tuesday 3:00-5:00 Christian Stephan-Otto Wed. 2:00-5:00 Practice exam, extra problems & list of concepts are in Course Documents Some questions that students asked: Q. What should we know about isotopes - 23
Tufts OpenCourseWare Lecture 5: Time and Space Relative
2007 Tufts University
1.
Announcement
2.
Lecture 5: Time and Space Relative: Slide 2
OCW: Physics for Humanists (G. Goldstein)
Page - 1
Tufts OpenCourseWare Lecture 5: Time and Space Re
Physics 6 Some concepts covered since first exam
Spring 2006
Blackbody radiation Wien's Law Ultraviolet catastrophe Planck's quantum Photoelectric effect Einstein's photon Particle kinetic energy (non-relativistic) E = m v2 or E= p2/ 2m = (p c)2 /
Physics 6
Spring 2005 Some Practice Problems for Exam 2 Answers will be posted Monday
1. What is the probability of getting only 2 heads in 4 tosses of a coin? 2. What is the probability of getting at least 2 heads in 4 tosses of a coin? 3. Conside
PHYSICS 6 HOMEWORK 1 (due Tues. Jan.31)
SPRING 2006
Read: Notes on Estimation will be posted in Course Documents after we discuss Fermi problems in class. Classical motion notes and Hewitt on projectiles These are to be read over the first 2 weeks,
Tufts OpenCourseWare Lecture 7: From Twins to Relativistic Energy
2007 Tufts University
1.
Twin Paradox (S)
2.
Twin Paradox (S? and S?)
OCW: Physics for Humanists (G. Goldstein)
Page - 1
Tufts OpenCourseWare Lecture 7: From Twins to Relativi
Tufts OpenCourseWare Lecture 8: Relativistic Energy
2007 Tufts University
1.
Time as another dimension
2.
From moving frame
OCW: Physics for Humanists (G. Goldstein)
Page - 1
Tufts OpenCourseWare Lecture 8: Relativistic Energy
2007 Tufts U
Tufts OpenCourseWare Lecture 10: General Relativity
2007 Tufts University
1.
Reminders and readings
2.
Gravity and Relativity: Brief summary of some concepts
OCW: Physics for Humanists (G. Goldstein)
Page - 1
Tufts OpenCourseWare Lecture 10:
Tufts OpenCourseWare Lecture 19: A-bombs and Frisch-Peierls
2007 Tufts University
1.
Physics and the Bomb
2.
Timeline
OCW: Physics for Humanists (G. Goldstein)
Page - 1
Tufts OpenCourseWare Lecture 19: A-bombs and Frisch-Peierls
2007 Tufts
PHYSICS 6
REVIEW PROBLEMS
SPRING 2005
I. Multiple choice - circle the one best answer. 4) The common US commercial light water reactors use a) 235U for fission b) 238U for fission c) 239Pu for fission d) graphite moderators e) all of the above 5)
PHYSICS 6 I.
Practice Final Exam (2003)
SOLUTIONS
1e ; 2c; 3a; 4b; 5c; 6b; 7c; 8d; 9e; 10d
II. a) distance = v(horiz) t so t = d/v(horiz) = 200 Km/ 1 (Km/s) = 200 sec b) reach max ht in half the total time or 100 sec c) max ht = g t2 = 0.59.8(m/
PHYSICS 6
Review Problems
SPRING 2005
I. Multiple choice - circle the one best answer. 4a; 5c; 8c _ 2. A ball is dropped off the roof of a building. It hits the ground in 2 seconds. a) How tall is the building? 2 2 2 h = g t = 0.5 x 9.8 (m/s ) x
Tufts OpenCourseWare Lecture 15: Electron Waves and Wave Functions
2007 Tufts University
1.
deBroglie particle-wave duality
2.
Electron wave effects
OCW: Physics for Humanists (G. Goldstein)
Page - 1
Tufts OpenCourseWare Lecture 15: Electron
PHYSICS 6 HOMEWORK 4 (due Thurs. Mar.16)
SPRING 2006
Read: Goldstein's Notes on Probability (Course Documents) Hoffmann, Chapters 2-8, 11, 13, 14 to p.186. This is to be read over the next two weeks. It covers the historical development of quantum
Tufts OpenCourseWare Lecture 18: More Copenhagen
2007 Tufts University
1.
Announcements
2.
Background to Copenhagen Play
OCW: Physics for Humanists (G. Goldstein)
Page - 1
Tufts OpenCourseWare Lecture 18: More Copenhagen
2007 Tufts Univers
1
PHYSICS 6
HOUR EXAM 1 SOLUTIONS
SPRING 2006
I. 1d, 2a, 3c, 4d, 5e, 6b, 7c, 8b. II. a. distance it falls = (1/2) g t2 = (1/2)(9.8 m/s2) (6 s)2 = 4.9 36 m = 176 m b. Ball takes 6 sec, so car travels horizontally a distance of 28 m/s 6 s = 168 m