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Faraday cage: Quiz

  
  
  

Question 1: This phenomenon is used, for example, to protect electronic equipment from lightning strikes and other ________.
Electrostatic dischargeCorona dischargeElectrical breakdownHydrogen

Question 2: The shield of a screened cable, such as the ________ used for cable television, protects the internal conductors from electrical noise.
Coaxial cableF connectorBNC connectorTwin-lead

Question 3: Such an enclosure blocks out external static ________.
Lorentz forceMagnetic fieldElectric fieldMaxwell's equations

Question 4: Faraday cages are named after the English scientist ________, who invented them in 1836.
William Thomson, 1st Baron KelvinJ. J. ThomsonMichael FaradayCharles-Augustin de Coulomb

Question 5: A Faraday cage's operation depends on the fact that an external static electrical field will cause the ________ within the cage's conducting material to redistribute themselves so as to cancel the field's effects in the cage's interior.
Magnetic fieldElectromagnetismElectric chargeElectric current

Question 6: To a large degree though, they also shield the interior from external ________ if the conductor is thick enough and any holes are significantly smaller than the radiation's wavelength.
Classical electromagnetismElectromagnetic radiationElectromagnetismMaxwell's equations

Question 7: Note that the reception of external radio signals, a form of ________, through an antenna within a cage can be severely reduced or even totally blocked by the cage itself.
Classical electromagnetismMaxwell's equationsElectromagnetic radiationElectromagnetism

Question 8: A closely related concept is that of the Gaussian surface, discovered by ________.
Jean le Rond d'AlembertIsaac NewtonBenjamin FranklinCarl Friedrich Gauss

Question 9: It is often used by shoplifters to steal ________-tagged items.
LondonUnited StatesRadio-frequency identificationShanghai

Question 10: For example, certain ________ test procedures of electronic components or systems that require an environment devoid of electromagnetic interference may be conducted within a screen room.
Information forensicsComputer forensicsForensic entomologyForensic pathology
















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