Hints for Assignment #1
Chapter 1:
9. The volume of ice is given by the product of the semicircular surface area and the
thickness.
11. The only thing that is the same between French time and regular
Hints for Assignment #4
Chapter 6:
48. We will start by assuming that the normal force (on the car from the rail) points up.
Note that gravity points down, and the y axis is chosen positive upwards. A
Assignment #1
Quiz for this problem set: Wed. Sept. 21
Chapter 1:
9
1.91022 cm3
11
a) 1.43 b) 0.864
21
9.01049 atoms
Chapter 2:
5
a) 0 b) -2 m c) 0 m d) 12 m e) +12 m f) +7 m/s
22
a) m/s2 b) m/s3 c) 1
Hints for Assignment #2
Chapter 3:
5. The vector sum of the displacements d storm and d new must give the same result as its
originally intended displacement d o =120j where east is i , north is j , a
Assignment #5
Quiz for this problem set: Wed. Oct. 19
Chapter 8:
9
a) 17.0 m/s b) 26.5 m/s c) 33.4 m/s d) 56.7 m e) independent of mass
19
a) 784 N/m b) 62.7 J c) 62.7 J d) 80.0 cm
24
0.10 m
27
a) no
Assignment #2
Quiz for this problem set: Wed. Sept. 28
Chapter 3:
5
a) 156 km b) 39.8 west of north
15
a) 1.59 m b) 12.1 m c) 12.2 m d) 82.5
31
a) 9.51 m b) 14.1 m c) 13.4 m d) 10.5 m (This is problem
Hints for Assignment #6
Chapter 9:
9. a) Find the position of each stone as a function of time (remember the second stone is
m y + m2 y2
dropped 100 ms later.) Then ycom = 1 1
where y1 = (1/2)gt2 and
Assignment #6
Quiz for this problem set: Wed. Oct. 26
Chapter 9:
9
a) 28 cm b) 2.3 m/s
13
53.1 m
29
5N
39
3.0 mm/s
40
4.4 103 km/h
51
a) 721 m/s b) 937 m/s
52
0.073m
58
33 cm
62
a) 100g b) 1.00 m/s
64
Hints for Assignment #5
Chapter 8:
9. (a) Using point C as the zero of potential energy, U0 = mgh. Since A is the same
height as original, potential energy and kinetic energy are the same. (b) UB is n
Assignment #3
Quiz for this problem set: Wed. Oct. 5
Chapter 5:
15
a) 108 N b) 108 N c) 108 N
28
a) 5500 N b) 2.7 s c) 4.0 d) 2.0
31
a) 1.18 m b) 0.674 s c) 3.50 m/s
34
a) 566 N b) 1130 N
51
a) 3.59 m
Columbia University
Department of Physics
QUALIFYING EXAMINATION
Friday, January 13, 2012
3:10PM to 5:10PM
General Physics (Part II)
Section 6.
Two hours are permitted for the completion of this secti
Syllabus for Physics 1201
Fall semester 2016
Instructor: Prof. Michael Shaevitz
Textbook:
Fundamentals of Physics", Extended 10th Edition Authors: Halliday, Resnick, and Walker
Chapters: 1 thru 17 to
Assignment #4
Quiz for this problem set: Wed. Oct 12
Chapter 6:
48
a) 3700 N; b) up; c) 1300 N; d) down
86
a) lowest point; b) 8.73 m/s
96
a) 0.96 m/s; b) 0.021
Chapter 7:
15
a) +1.50 J b) increases b