# FINAL

programmer & webdesigner em school (STI)
25 de Feb de 2010
1 de 72

### FINAL

• 1. Nature of Waves
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• 4. continuation: Wave propagation Wave propagation Wave propagation Particle motion Particle motion Particle motion Undisturbed position Undisturbed position Undisturbed position
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• 6. continuation: Wave propagation Wave propagation Wave propagation Particle motion Particle motion Particle motion Undisturbed position Undisturbed position Undisturbed position
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• 12. continuation: λ λ A A crest trough
• 13. continuation: m/s v speed Meter (m) A amplitude /s, s -1 Hertz (Hz) f frequency Second (s) T Period Meter (m) λ Wavelength relation unit Symbol Quantity
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• 24. Speed in a vacuum Where: c= speed of the electromagnetic waves (m/s) E=electric field (V/m) β = magnetic field (Weber/m 2 ) ε o = permitivity constant μ o = permeability constant
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• 29. Visible Light
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• 33. continuation: θ i θ r θ i = 0 θ r = 0 Mirror A The light is parallel to The plane of mirror. No Reflection. Mirror B Light is reflected at an angle. θ i = θ r A B Mirror C Incident and reflected Light are both perpendicular To the plane of mirror. θ i - θ r =0 C
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• 35. continuation: AIR WATER Incident ray Refracted ray θ i θ r
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• 49. V Mirror C F For Concave Mirror Principal axis R f Object
• 50. V Mirror C F For Convex Mirror Principal axis f Object
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• 52. V Mirror C For Concave Mirror Principal axis p f Object q F Image
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• 54. RDM V Mirror C Principal axis Y F Image 1 st Ray 2 nd Ray 3 rd Ray Object Concave Mirror
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• 62. Converging lens F 1 F 2 f f Optic axis
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• 65. Real Image F 1 F 2 Object Image f f p q Optic axis
• 66. Virtual Image F 1 Object F 2 f f Image p q Optic axis
• 67. Diverging lens F 1 F 2 f f Optic axis
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• 69. Image formation by Thin Lenses F 1 F 2 Object Image f f p q The image formed by a diverging lens is always virtual. Optic axis
• 70. Lens Equation Thin Lens equation: Lateral magnification:
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