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Frente 2 módulo 26-2012
- 4. 1) a)
3
m 125.10
(I )
L 5
25.10 kg / m
3 3
- 5. ( II )
F 90
V 60m / s
25.10 3
- 6. 1
L 1
2
2 L
1
L 1
1o harmônico
Fundamental
AB 6m
BC 4m
- 7. ( III )
V
V . f f
60
f AB 10 Hz
6
60
f BC 15Hz
4
- 8. ( IV ) f Bat f1 f 2
f Bat 10 15
f Bat 5 Hz
- 11. 2) a )
Q Pot.t
m.c. Pot.t
0,5.4000.30 600.t
t 100 s