PH102 (Mirov)

 

HOMEWORK # 7

 

Textbook: Cutnell, Johnson, PHYSICS

 

Due: August 1, 2001

 

Chapter 14. Problems: 3, 8, 10, 52, 24, 29, 34, 36

Chapter 15. Problems: 3, 6, 12, 21, 27, 34, 43, 51, 57, 62, 69

 

CHAPTER 14

 

Chapter 14. Problems: 3, 8, 10, 52, 26, 29, 34, 36

 

Problem

#

3

8

10

52

24

29

34

36

Answer

4.887x10-25 kg

7.65x10-26kg

2.11x1025

304K

0.140m

3.3x102K

2.8x105Pa

1.2x104 m/s

327 m/s

1.0x105 homes

 

 

CHAPTER 15

 

Chapter 15. Problems: 3, 6, 12, 21, 27, 34, 43, 51, 57, 62, 69

 

Problem

#

3

6

12

21

27

34

Answer

-3700 J

heat flows out of the gas

-5.03x105 J

1.20x102

nutritional calories

0

+2.1x103 J

-1.5x103 J

3.17

-8.00x104 J

heat flows out of the gas

1.40x102 K

5.24x103 J

2.33x103 Pa

 

 

Problem

#

43

51

57

62

69

Answer

8600 J

3100 J

1170 K

284 K

21

6.0x101 J/K