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1、第十二章量子物理基础(Thetwelfthchapterisbasedonquantumphysics)Avegetariandietisnotmuddygas;Godisnottosleepaloneintheheartdoesnotsitturbidity;turbidity;turbidityinreading.-ZhengGuofanTheclassname___________number_________________Thequantumofthe12-1light1.whichofthefollowingobjectsisanabsoluteblackbody?()(
2、A)anobjectthatdoesnotradiateanylight(B)anobjectthatdoesnotreflectanylight(C)anobjectthatdoesnotreflectvisiblelight(D)anobjectthatdoesnotradiatelightTheredlimitofthephotoelectriceffectof2.metalsdependson:()(A)thefrequencyofincidentlight(B)theintensityofincidentlight(C)theescapeworkofmetals;(D)th
3、efrequencyofincidentlightandtheescapeworkofmetals3.aboutthephotoelectriceffect,therearethefollowingstatement:(1)anyvisiblelightatanywavelengthcanproduceaphotoelectriceffectonanymetalsurface;(2)iftheincidentlightfrequencyisgreaterthanagivenmetalredlimit,themaximumkineticenergyofthephotoelectroni
4、salsodifferentwhenthemetalisirradiatedbydifferentfrequenciesandequalintensitylight;(3)iftheincidentlightfrequencyisgreaterthanagivenmetalredlimit,thephotoelectronnumberofthemetalwillbeequalwhenthelightisirradiatedbythelightwithdifferentfrequenciesandintensity;(4)iftheincidentlightfrequencyisgre
5、aterthantheredlimitofagivenmetal,thesaturationphotocurrentofthemetalwillbedoubledwhentheincidentfrequencyisunchangedandtheintensityisdoubledAmongthem,thecorrectis:()(A)(1),(2),(3);(B)(2),(3),(4);(C)(2),(3);(D)(2),(4);4.aphotonenergyisequaltoanelectronicstaticenergyofthephotonwavelength?=_______
6、______,momentump=____________,thequalityofm=____________.Theworkfunctionof5.knownKis2.0eV,ifthewavelengthis3.60x10-7mlightirradiationinK,thenthephotoelectriceffectcheckvoltagetheabsolutevalueofUa=__________________fromthesurfaceoftheelectronemissionofpotassiummaximumspeedofVmax=_____________.(h
7、=6.63*10-34Js1eV=1.6*10-19J,me=9.11*10-31kg)6.ofawavelengthofXbylightscatteringmaterial,twokindsofwavelengthandwavelengthofthe_______________containscomponentsofthescatteredlight,whichiscalledtheComptonscatteringcomponent_________