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0 Mathematics
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1 Mechanics (point systems)
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2 Mechanics (rigid body)
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3 Continuum mechanics
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4 Relativity
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5 Oscillations and waves
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5.1 Harmonic oscillation and Lissajous curves
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5.2 Damped oscillations
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5.3 Forced oscillations, resonance
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5.4 Coupled oscillations
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5.5 Waves: basics, velocity, propagation
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5.6 Standing waves, natural oscillation
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5.7 Dispersion, group velocity
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5.8 Interference
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5.9 Reflection, refraction and optics
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Refraction of water waves in the wave trough
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Reflection of pulses in cable
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Brewster's angle
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Brewster's angle – angle dependence of reflection
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Refraction of sound waves
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Refraction of 2.8-cm waves on a prism
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Curved light beam
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Total reflection
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Total reflection with laser
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Total reflection with 3-cm waves
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Achromatic prism
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Prisms made of various types of glass
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Converging and diverging lenses in air air and water
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Water jet as a light guide (watering can)
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Total reflection
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Aerial image apparatus
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Light guide
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Multiple transmission of music with fibre optics
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Optical wall
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Light in ellipsoid
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5.10 Diffraction
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5.11 Polarisation
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5.12 Doppler effect, aberration
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6 Electricity
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7 Quantum physics
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8 Thermodynamics
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9 Properties of matter
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10 Nuclear and particle physics
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11 Special areas
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12 Instabilities and chaos
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13 Videos
Reflection of pulses in cable
Experiment no.: 5.9.2
Rectangular pulses in a cable that is open, shorted, mismatched or closed are observed with an oscilloscope.
📄 Detailed experiment description
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Images for this experiment
Set-up
Experiment
Short circuit
20 Ohm termination
20 Ohm termination
68 Ohm termination
Cable end open
Cable end open, long pulse
Extended cable, open end
Documents for this experiment
Reflection of pulses
Equivalent circuit diagram
Field distribution in coaxial cable
Transmission and reflection
Hard boundary
Soft boundary
Reflection and transmission