The Full Wiki

More info on Electromagnetic field

Electromagnetic field: Quiz


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.

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


Got something to say? Make a comment.
Your name
Your email address