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Electromagnetic field: Quiz

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Question 1: Being one of the four fundamental forces of nature, it is useful to compare the electromagnetic field with the ________, strong and weak fields.
Equivalence principleIntroduction to general relativityGeneral relativityGravitation

Question 2: Radio frequency (RF): see ________
Wireless electronic devices and healthMicrowaveMobile phone radiation and healthElectromagnetic radiation and health

Question 3: This quantum picture of the electromagnetic field has proved very successful, giving rise to ________, a quantum field theory describing the interaction of electromagnetic radiation with charged matter.
Quantum electrodynamicsYang–Mills theoryRenormalizationGauge fixing

Question 4: On the Electrodynamics of Moving Bodies by ________, June 30, 1905.
Scientific methodIsaac NewtonRelationship between religion and scienceAlbert Einstein

Question 5: Light from the sun is the main source of energy on ________, whether directly or indirectly.
MarsEarthNatureMoon

Question 6: The ________ governs the interaction of the electromagnetic field with charged matter.
Gauss's law for magnetismElectromagnetismMaxwell's equationsLorentz force

Question 7: ________ was the first to obtain this relationship by his completion of Maxwell's equations with the addition of a displacement current term to Ampere's Circuital law.
Carl Friedrich GaussGalileo GalileiJames Clerk MaxwellSir George Stokes, 1st Baronet

Question 8: For more information on the health effects due to specific parts of the ________, see the following articles:
X-rayMicrowaveGamma rayElectromagnetic spectrum

Question 9: It is one of the four ________ of nature (the others are gravitation, the weak interaction, and the strong interaction).
Fundamental interactionPhotonParticle physicsStandard Model

Question 10: For example, in the photoelectric effect —the emission of electrons from metallic surfaces subjected to ________— it is found that increasing the intensity of the incident radiation increases only the number of electrons ejected, and has no effect on the energy of their ejection.
Electromagnetic radiationElectromagnetismClassical electromagnetismMaxwell's equations







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