Ms. Kenny's Physics
Saturday, March 31, 2012
Answers to 12+13 Review Sheet (for test on Thursday 4/5)
1. 0.0055 m
2. 4 nodes (we'll draw in class)
3. 1/9
4. 0.25 W
5. 180 Hz, 540 Hz, 900 Hz
6. 100
7. 5.01 W/m^2
8. 0.20 s
9. 285!
10. 3000 Hz (2 sig figs)
11. 4.0 Hz
12. 27.9 N
13. 4.07 s
14. 17.5 m/s^2
15. 105
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