Physics 7C Spring 2015 Discussion Section Notes
Kevin T. Grosvenora,b
a
Berkeley Center for Theoretical Physics and Department of Physics
University of California, Berkeley, CA, 94720-7300, USA
b
Theoretical Physics Group, Lawrence Berkeley National Labor
CHE 1510
Dr. Muro
Chapter 4 HW
EACH CORRECT ANSWER IS WORTH l POINT = 65 POINTS. RECORD ANSWERS AND
SECTION NUMBER ON SCANTRON. ERASE COMPLETELY OR USE WHITE-OUT. N0
ADDITIONAL POINTS FOR SCANTRON ERRORS. A=TRUE AND B=FALSE
1. When solid calcium nitrat
Psychology 340
Homework Assignment #6
Due Thursday, November 12, 2015*
Regression
1. A professor obtains SAT scores and freshman grade point averages (GPSAs) for a group of n =
15 college students. The SAT scores have a mean of M = 580 with SS = 22,400 an
Solutions to WebAssign HW #5 - Giancoli Ch. 35-2, 3, 8, 25, 31, 36, 53, 54, and 80;
2. The angle from the central maximum to the first dark fringe is equal to half the width of the central maximum. Using this angle and Eq. 35-1, we calculate the wavelengt
Physics 7C Section 1 Midterm 2 Solution : Problem 4 a) Wave length of initial photon ( = 50 1012 m) is related to its momentum and energy by hc E= (1) h (2) p= Thus 4-momentum of photon in lab frame is E h p x h p y = 0 0 p z
c
(3)
Since electron is trav
Physics 7C Midterm 2
October 26, 2010
Please record your answers in a blue book. It is your responsibility to make your answers clear. Write
your name and discussion SECTION NUMBER on the front. If you do not know your section number,
please write down th
Midterm #1 Solutions
Physics 7C Fall 2011
1. (a) (3 points ) Plane waves near the Earths surface, satisfying the conditions given are
E = E0 x cos
2
2c
z
t
E0
y cos
c
2
2c
z
t
B=
2
(b) (2 points ) I = 1 c 0 E0 You may also express it as in part (c).
2
(c)
Midterm 1
October 1st , 2013
120minutes 100points
Physics 7C Fall 2013
University of California at Berkeley
This midterm is closed book and closed notes. You are allowed one side of a sheet of paper on which you may
write whatever you wish. You are not al
t2
m
2n2 n2
air = 388m
oil
3 Problem 1
(i) A hot cup of coee does decrease in mass as it cools down. It loses energy through
radiating that heat away.
(i) Event A happened before Event B in a certain frame, and that the two events are
spacelike separated
Attempt all questions, in any order. YOU MUST GIVE YOUR REASONING. 2 hours.
The questions do not carry equal weight (see board)
-sketch to solutions
-Xiaochuan graded Qns 1 2 & 6, & I defer to his comments
(1)<2>!Consider the diagram below (in which the
p
University of California, Berkeley
Physics 7C Professor Freedman
Spring 2010
Second Midterm Examination Tuesday, 6 April, 6:00 8:00 PM
Print Name _Discussion Section # _
Signature _Discussion Section GSI _
Student ID# _
You have 110 minutes.
You may use
Midterm 1 Solutions
Physics 7C, Fall 2013
October 1, 2013
1
(I) For the induced EMF, we need to compute,
Radio Antennas [30 pts]
|E | = |A dB/dt|,
(a) [5 pts] The wavelength is given by (from c = f ),
= c/f =
3 108 m/s
= 3 m.
100 106 Hz
for the magnetic
1
Twin paradox, spacetime diagrams
Modified from Physics H7C Midterm II, Fall 2015. On January 1st
2050, Alice leaves Earth on a spaceship at the speed 0.6c toward a
star system that is 6 lightyears from Earth. (A lightyear is the distance
light travels i
Assignment 2 Solutions
Physics 7C, Spring 2013
February 8, 2012
Given sin 2 and the depth H of the pool, the distance D from the point of entry to the beam spot
at the bottom of the pool is given by,
p
sin 2 = D/ D2 + H 2 ,
32.27 (a) From the mirror equat
Assignment 5 Solutions
Physics 7C, Spring 2013
March 8, 2013
35.3 As in Example 35-3, the diffraction maxima occur 35.64 Each polarizer absorbs the component of electric
approximately at angles satisfying,
field perpendicular to the polarizer axis, leavin
Physics 7C Midterm 1
September 23, 2010
Please write your discussion SECTION NUMBER on your blue books. If you do not know your section
number, please write down the meeting day and hour of your section. Please show all work and record your
answers in blu