Frente 2 módulo 27-2012

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Frente 2 módulo 27-2012

  1. 1. 1) a)  0, 6m    1, 2m 2V  . f  1, 2.200V  240m / s
  2. 2. b)V   . f240   .600  0, 40m
  3. 3. 12)4,5  0,50    m 9 1V  . f  V  .180 9V  20m / s
  4. 4. 3) F( I )V  F1  F2  V1  V2
  5. 5. (II)
  6. 6. ( III )V   . fV1  V2  f1  f 2
  7. 7. 4) n.v(I ) f  2.L
  8. 8.  nV .  fn   2.L V   f  f  (n  1).V  2.L n 1 2.L   V175  150   V  100m / s 2.2
  9. 9. F F( II )V   100  2  0, 01F  P  100 N  m  10kg  1, 0.10 g 4
  10. 10. (2)  (1)f PE f C .V .g   A .V .g   f P f C .V .gf C   A f 4000  1000   f C 300 4000 f  150 3Hz

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