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Quiz

Imaging and Signalling

AbiGooderham 18 Fragen

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Fragen in diesem Quiz (18)

  1. 1Speed=
    1. AWavelengthxFrequency
    2. BWavelength/Frequency
    3. CFrequency/Wavelength
  2. 2Electromagnetic radiation is made up of...
    1. Aone tranverse wave
    2. Bone polarised wave
    3. Ctwo tranverse waves
    4. Dtwo magnetic waves
  3. 3A polarised wave oscillates
    1. AIn 2 directions (N to S and E to W)
    2. BIn 4 directions (N,S,E and W)
    3. CIn 1 direction only
  4. 4Absolute refractive index has the letter symbol?
    1. Ar
    2. Bi
    3. Cn
    4. DrI
  5. 5The more powerful the lens...
    1. A...the thicker it is so the curve is smaller resulting in a longer focal length
    2. B...the thicker it is so the curve is larger resulting in a longer focal length
    3. C...the thicker it is so the curve is larger resulting in a shorter focal length
  6. 6Which are correct?
    1. An=c/v
    2. B1/u=1/v+1/f
    3. CP=f/1
    4. Dm=v/u
    5. Ev=1/m
  7. 7Replacing pixels with the median reduces
    1. ADark spots
    2. BNoise
    3. CContrast
  8. 8The laplace rule is used to add false colour
    1. ARichtig
    2. BFalsch
  9. 9Multiplying by a fixed variable when altering images results in...
    1. AEdge detection
    2. BContrast improvements
    3. CNoise reduction
  10. 10Rate of transmission of a digital signal=
    1. Asamples per secondxbits per sample
    2. Bsamples per secondxbandwidth
    3. Cbits per samplexbandwidth

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Beschreibung
A Level Advancing Physics Quiz am Imaging and Signalling, erstellt von AbiGooderham am 06/05/2014.
Sprache
English
Aufrufe
10
Schlagwörter
advancing physicsa level
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