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Question 1: These investigations often involve collisions of heavy nuclei – of atoms like iron or gold – at energies of several GeV per ________.
ProtonNeutronNucleonQuark

Question 2: The largest circular accelerator ever built was the LEP synchrotron at CERN with a circumference 26.6 kilometers, which was an electron/________ collider.
NeutrinoMuonPhotonPositron

Question 3: ________ worked on a linear accelerator
John CockcroftRichard FeynmanDennis GaborErnest Walton

Question 4: To reach still higher energies, with relativistic mass approaching or exceeding the rest mass of the particles (for protons, billions of electron volts GeV), it is necessary to use a ________.
CERNSynchrotronParticle acceleratorSLAC National Accelerator Laboratory

Question 5: This radiation is called ________ and depends highly on the mass of the accelerating particle.
Synchrotron light sourceBeamlineInsertion deviceElectron

Question 6: What does the following picture show?

  A magnet in the synchrocyclotron at the Orsay proton therapy center
  A magnet in the synchrocyclotron at the Orsay proton therapy center
  The now disused Koffler particle accelerator at the Weizmann Institute, Rehovot, Israel
  Aerial photo of the Tevatron at Fermilab, which resembles a figure eight. The main accelerator is the ring above; the one below (about one-third the diameter, despite appearances) is for preliminary acceleration, beam cooling and storage, etc.

Question 7: [17] The liquid helium is used for more efficient use of power and the super cooling of the liquid helium allows the ________ of the superconducting magnets to be nonexistent – zero ohms.
Electrical resistanceElectric currentElectrical conductionElectrical impedance

Question 8: When any charged particle is accelerated, it emits ________ and secondary emissions.
ElectromagnetismClassical electromagnetismElectromagnetic radiationMaxwell's equations

Question 9: Linacs are very widely used – every ________ contains one.
Cathode ray tubeLiquid crystal displayOrganic LEDPlasma display

Question 10: This is usually a fixed target, such as the ________ coating on the back of the screen in the case of a television tube; a piece of uranium in an accelerator designed as a neutron source; or a tungsten target for an X-ray generator.
PhosphorEuropiumYttriumCadmium
















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