Practice Multiple Choice Answers

1 D 19 D
2 D 20 E
3 B 21 C
4 E 22 C
5 D 23 E
6 A 24 B
7 A 25 D
8 D 26 E
9 D 27 C
10 A 28 C
11 A 29 B
12 D 30 C
13 B 31 A
14 D 32 E
15 D 33 E
16 E 34 C
17 E 35 E
18 B

Answers to 1/11 homework.

1a. 1.5 s
b. no tension - no period
2. (2gl(1-cos theta))^1/2
3. a. 5.43 hz
b. 0.0684 s^-1
c. 20.3 s
4. a. 2.4 x 10^4 N/m
b. 0.63 s
5. a. 130 N/m
b. 9.6 cm