## Physics 4E, Spring 2020, Homeworks

This page has homework assignments and solutions. The problems are from the course textbook, Serway 3rd edition unless otherwise indicated.
Please don't look at the solutions until after you make a serious effort to solve the problems on your own.

First week (3/30): Chapter 3 problems:
Problems #: 8, 9, 10, 12, 13, 14, 15, 18, 20, 25, 28, 30, 31, 33, 43, 44
Solutions:
Note: part of the equations given in the solution to prob. 3.13 are wrong, the numerical answer is correct. Thanks to Tai Nguyen for pointing this out.

Second week (4/6):
Chpt. 3, probs #: 2, 4, 5, 7
Note: solution posted earlier for problem 8-42 was wrong, I removed it. Thanks to Zhengkun Li for pointing this out.
Note: solution for problem 8-10 is wrong (22.4l is for 0C), answer needs to be multiplied by 273/293. Thanks to Mara Casebeer for pointing this out.
Solution to 8-42

Third week (4/13): Chapter 4 problems:
Problems #: 3, 8, 9, 11, 12, 14, 16, 17, 18, 19, 22, 23, 25, 32, 36, 37

Fourth week (4/20): Chapter 5 problems:
Problems #: 2, 7, 8, 10, 11. 12. 15, 17, 23, 24, 26, 27, 32, 34, 35, 36
Solutions:

Fifth week (4/27): Chapter 6 problems:
Problems #: 2, 4, 5, 7, 9, 10, 12, 13, 15, 16, 17, 28, 29, 30, 31
Solutions:

Sixth week (5/4):
Chapter 6 problems: 20, 21, 23, 24, 25, 26, 32, 33, 34, 35, 37, 38
Chapter 7 problems: 2, 3, 4
Solutions:

Seventh week (5/11):
Chapter 7 problems: 1, 11, 14, 16, 17
Solutions: