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核电专业英语试题库
Lesson1 ThebasicConceptsforNuclearPhysics
1.Anucleoniscomposedofprotonsandneutrons,and
constitutespracticallyallthemassoftheatom.〔 〕
11.The?
key:×
Lesson2Radiation
-rayshasmanycharges.〔 〕
key:×
type:judgmentquestion
Inthenuclearreactionsmassandenergyisinterchanged.( )
key:√
type:judgmentquestion
Capturinggammaradiationisaresultoffission.( )key:×
type:judgmentquestion
Thebindingforceactsonlywhenthenucleonsare( )
A.large B.closetoeachother C.similar D.excitedkey:B
type:single-choicequestion
AtomshavingthesameatomicnumberZ,butdifferentnumbersofneutronsNarecalled( )oftheelement.
A.nuclei B.isotopes C.units D.masseskey:B
type:single-choicequestion
Theexcitednucleibecomede-excitedbyemissionof( )
A.?-raysorparticles B.X-rays C.energy D.deuterons
key:A
type:single-choicequestion
Theprotonsandneutronsarecalled( )
A.nuclei B.isotopes C.nucleons D.atomskey:C
type:single-choicequestion
Fissioninuranium-238canbecausedbyneutronsof( )
A.iseasy B.canbecausedbyneutronsof0.1Mev
C.canbecausedbyneutronsof1.5Mev
D.neverrealizekey:C
type:single-choicequestion
A.ElementsB.FragmentsC.-raysD.NeutronsA.faster B.slower C.heavier D.lessreadilykey:Ddeflected9.( )are
A.Elements
B.Fragments
C.
-rays
D.
Neutrons
A.faster B.slower C.heavier D.lessreadily
key:D
deflected
type:judgmentquestion
Lowenergyneutronsusuallyinteractwithnucleusmoredifficultthanhighenergyneutrons.()
key:×
type:judgmentquestion
Inthephotoelectriceffect,thephotonis( ).
produced B.found C.eliminated D.increased
key:C
type:single-choicequestion
Betaparticlespresents( )shieldingproblem.
no B.noserious C.a D.seriouskey:B
type:single-choicequestion
Whenradioactiveisotopesdecaythe( )areformed.
protons B.daughterproducts C.radioactiveisotopes D.neutronandelectron
key:B
type:si