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HI: !"VAZYU} $"VAccY} "VAccV} )"VA_dZ}" Câu 24 ,40::.!^=6 !".0::<" $".20::<2L6" "*H70::G^M" )".0:::012+9;" Câu 25 R3sai !"&'];J>;" $",4LHE6^9" "!^<MOi'0::" Trêng THPT chuyªn Lª Quý §«n 2 Tr¾c nghiÖm VËt Lý 12 PhÇn Lîng tö ¸nh s¸ng )"Kg0::>01~46.;" Câu 26 2I]^?n+:.2&'AF'iHS&' ='';4'-UA\t"t-78.& !" Z ZAY"UV €m s $" Z XAY"UV €m s " Z [AY"UV €m s )" Z dA Y"UV €m s Câu 27 R3sai 'i&J>L. !"'&' $"80&.> "'n )"J3^4i" Câu 28 2I]^?n;9;VAZ}+:2&';9 &'VAXX}"t-78.& !" Z YAZ"UV €m s $" Z _A["UV €m s " Z cAX"UV €m s )" Z ZA Y"UV €m s Câu 29 CHI:.2&';9&' V VA_ m λ µ = ": .'L]; !" U\ VAXXYZ"UV J − $" c\ XAXYZ"UV J − " U\ XAXYZ"UV J − )" c\ VAXXYZ"UV J − Câu 30 N'&'8?N^?0'<| !"2In&6J $"2-0+2>;4iL9 "2ML+2>~J'3 )")I>E::YUV0Fn0i03L? 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Trêng THPT chuyªn Lª Quý §«n 3 Tr¾c nghiÖm VËt Lý 12 PhÇn Lîng tö ¸nh s¸ng Câu 36: 3m" !"C6G2.IJJiY7=G2HS&'6iY7" $"C69;.IJJiY7=G2HS&'6iY7" "C*9;.IJJ^-Y7=G2HS&'6iY7" )"CJJ34'&'"P*9;.I]^= 2678.i&'6i" Câu 37:‚CHƒ<I;bước sóng thích hợp=Hƒ;i Hƒ+g-„"O“bước sóng thích hợp”h34F !"P?<29;…; $"Q9?<29;…; ")22*; )"†+92+9;J0 Câu 38:t=M;F34'&'h>Hƒ:F 34'&'h-| !")*>>" $"C>01M‡?>Hƒ" ")67F34'&'?+967F 34'&'" )")M6&9iRJ0F]h>Hƒ" Câu 39:5'8H?.0&''8| !"5'8- $"5'8G "5'8-+9Hƒ0 )"5'8-+9Hƒ Câu 40:CI;9;J0+>HƒA-6i>0:= 'h>.>Hƒ;4D|f*L'2:D" !",6Y7 $"f*Y7 ",6c7 )"f*c7 Câu 41:N'&Hƒ' !"5'h.2>Hƒ6 $"5b'h.2>*" "5'h.2Hƒ*" )",4Hƒ&-2>= Câu 42:,ˆ'&' !"N'&'^*4hi2- $"N'&'^*4hi2-': "P4i3'&Hƒ )"W8*0;iFmhHƒGH1*2]^' l Câu 43:E&'M'; !"#6D80'6 $"P6GD2'6 "K2&'HI40' )"K2&'hA=h240' Câu 44:W>'2.0&'G; !"VA_t(VAXt $"VAZt(VAdt "VAct(VA[t )"VAXt(VA\t Câu 45:9&'.>Hƒ‰ `UAUUŠA+4;> !"f $"W "E )"H Câu 46:R3sai3 !"Ni&Hƒ'>Hƒ*'h" $",'&HƒA*0;A>Hƒ+h Hƒ" Trêng THPT chuyªn Lª Quý §«n 4 Tr¾c nghiÖm VËt Lý 12 PhÇn Lîng tö ¸nh s¸ng "5-+92]^'l>=;~H‹34'&Hƒ?'& '" )"N'&Hƒ+'&';I*>" Câu 47 3m";F*J'&Hƒ<4 !"DF $"; "0:: )"203L" Câu 48 ŒG+M9M;i"5;H !"'0*^" $"'m^" "'>01" )"'n" Câu 49 3m ,>J !">01 $">01J" ":>01^ )">01J^" Câu 50 K2>Hƒ;9&HƒVAXY}"+>;7I]^ ?n;7-• U `cAZ"UV Uc NyŽ• Y `ZAV"UV U_ NyŽ• _ `XAZ"UV U_ NyŽ• c `XAV"UV Uc Ny='& Hƒ~^*4+9 !"I]^U $"I]^Y "I]^_ )"I]^c Câu 51 ,ˆA'&' !"'&'^*4i2-" $"'&'^*4i2-':" "4i3'&Hƒ" )"8*0;iFmhHƒGH1.2]^' l Câu 52.Kƒ4iL$ƒ4iLT?(H?(0hFH934| !"N=H&•.i" $"Q8?Oi+34iL" ", s ;6D" )"K:=4iL;3 Câu 53.3m"+2H/4$(]+984F.il&• + !"#•C $"#•Q "#•K )"#•• Câu 54.EF34m| !")/4Q<+IL" $")/4Q<+I=>4" ")/4Q207+I=>4+207+IL" )")/4Q<+IM" Câu 55.P6.4iL:" !"P6]+9→∞ $"P67>04iL:Fl]6]+9`Ui ]→∞ "P6+9`U )"3!Am" Câu 56.EF34m+9&F.$+ƒ4iL:| !",HlAi:4iL:R4F2&3O &•S;J^" $"$J&•Hl6‘'+9=0?-4ii0" "#•;J9]+969AJ]+96" )"!A$Am Câu 57.t s 3 r i q H u 4Q+ r + s : p r q H u 4$&0: q NH p ? p p 3 r ? s r VAUYUd}+ r VA_XZ_}"P6? s 3 r i q p 4i q NH r s p ? q r Trêng THPT chuyªn Lª Quý §«n 5 Tr¾c nghiÖm VËt Lý 12 PhÇn Lîng tö ¸nh s¸ng !"_AXt $"YXAYt "U_AXt )"UVAct Câu 58"C4i q : s i&4 u s P q 4i q NHA: p ? p p q p p ^ s r 4i q NH p i q 0 p r !"_ $"c "Z )"X Câu 59. p p 6? s q 4i q NH? q s p H r ? s ^ p s 6 r : p Y U_AX n E eV n = − "$? p p q + s N ’ H u 4$ r !"VAXZ[} $"VA[XV} "VAXYZ} )"VAZXZ} Câu 60.,4i q NHA p v p p &4 u s H r p i q Y Vn r n r= +? p UU V ZA_"UVr m − = "t3 s : p q i&4 u s Q r !"VA[_"UV X € $"VA\Z"UV Z € "UAU"UV X € )"VAdX"UV Z € Câu 61.t s &0: q p ? p p VAXZX_}: s H u 4 !"E $"Q "$ )"Q6 s $ Câu 62.P4i q NH3 s 6? s v p v p i4i q r &4 u s Ci&4 u s K"C 4i q +i r s p ? q 4i q NH p i q 0 p + s &0: q r | !"N+ s q H u 4Q $"K: s + s H u 4Q+ r : s + s H u 4$ "N+ s H u 4$ )"K: s + s H u 4$+ r + s H u 4Q Câu 63.,H u 4Q q 4i q NH !",3 r : p ? p 3 p q + s &0: q p +? p s 4i q r p 6? s r % X +i r % U $",3 r : p p 3 p q + s &0: q p +? p s 4i q r p 6? s % Y +i r % U ",3 r : p ? p 3 p q + s &0: q p +? p s 4i q r &4 u s Q+i r &4 u s C )",3 r : p p 3 p q + s &0: q p +? p s 4i q r &4 u s ^ s 33 p +i r C Câu 64.Pi p 4i q NH s v p v p 4i q i&4 u s Pv r 4i q p i q 0 p i+ s &0: q H u 4$| !"U $"Y "_ )"c Câu 65. s 0 p i q sai !"P4i q v q 0 p 6 s 6? s p 4i q r s p H r r 4 s p H r p $"P4i q u 0 p 6? s p 4i q r s p H r p 6? s s p H r p 6? s 3 p 0? "P6? s q s p H r v q i s +? p 3 r : p q 0H4i q 0 p )", s p H r p 6? s r ? p v r r p i r + u Câu 66"t s p q H u 4Q p ? p p r VAUVYX}"i p 6? s 3 r i p : p i q i q p q 4i q NH r s p ? q r YAU[X"UV (Ud z",v p ? p p 6 p 3 p q + s &0: q H u 4EA !"VAcdY} $"VA[YZ} "VAd_Y} )"VAdXX} Câu 67.$i p ? p p p +? p + s 3 r iH u 4Q q 4i q NH r VAUYY}+ r UV_"$i p 6? s ? q s p v p v p ]Y r (UAZt",v r p 6? s ? q s p ? q + r s p v p v p p 3 p " !"% V `(UA_XtA% U `(_Act $"% V `(U_AXtA% U `(_Act "% V `(_AXtA% U `(U_Act )"% V `(XA_tA% U `(_Act Câu 68. P4i q NH? q s p ? q ? s v p v p 4i q i s p p p v p &4 u s 6i\3 r "$ p ^ s p ? p p q 3 p r 4i q NH p i q 0 p p r !"VAUV_} $"VAYV_} "VAU__} )"VA_UY} Câu 69.P4i q NH? q s p ? q ? s s 6 r p p ?6 p + r 0 p X+ s &0: q " ,v p 6? s q 0 s ? p " !"UA_X"UV (U\ z $"YAVc"UV (Ud z "UAYd"UV (Ud z )"VAdZ"UV (U\ z Câu 70:ŒG+9;;i' !"N>01 $"E*^ "Cm^ )"f Trêng THPT chuyªn Lª Quý §«n 6 Tr¾c nghiÖm VËt Lý 12 PhÇn Lîng tö ¸nh s¸ng Câu 71:R0F;+>01 !"N>01'*G2I&:G" $"N>01^*4h:G>=" "#0D>01&*.>01.2>" )"P4i3'>018?O+94iL03 L>:G" Câu 72:0Fsai !"K+;J0*^8" $"K]20*^.+k2+9;.9" "t;H+;0*^8+9;" )"K.+H+/0*^:8-+99" Câu 73:3m ,>J !"N>01 $"N>01J "C:>01^ )"N>01J^ Câu 74:EF34saiA;+'&(0&| !"C<LA>•^iw>H'01x0k &1" $"W8k&+3&2'&(0&" "$9;.0&G“9?9;.>0& >01" )"$9;.0&G“?9;.>0& >01" Câu 75:EF34sai;+80&| !"W83&G^*4-+9>n" $"$9;.0&G“9?9;.JJ" "W8k&G^*4-+9>+>J" )"$9;.0&G“?9;.JJ" Câu 76: P6.I>01&2:G4F; !"P26 $"#6 "N;6 )"526 Câu 77:P4i36.I&:G* !")8+>6.0 $")8?.0+4i q >i:G ")&=40>6H4' )"!A$Am Câu 78:P2I++2>= !"5 $" "Q )"50 Câu 79:CIn&-.4;JH p +4&0D= &0D !"In:4D $"#0DIn'+9=G "#0D>2-+ )"!A$A Câu 80:K2;G20lM Y V UVV €I W m= l9 2>?0”h4M",J23.4MM;G2 Y ZV €I W m= +'->01.9 U VAVX\_w xm λ − = !"Z $"UV "[ )"UZ Câu 81:t==*0*^l?M;:8=+ ? !"t=i?M;290•>0. Trêng THPT chuyªn Lª Quý §«n 7 Tr¾c nghiÖm VËt Lý 12 PhÇn Lîng tö ¸nh s¸ng $")?M0*^9i+;9;H? ")M;+i;0*^+=*:8 )"• Câu 82:t=.4- !)>mF–i9;+l+n;F3^4i& H‹HA7:>01 $")>mF–i9;+l+H;F3^4i&H‹ HA7:>01 ",.4Rn& )"!A$Am Câu 83*:K2—0;:>_t(_a;JS*_+:;92>0 GniG;_"$J+Ii>0ZA00HS';: >Uaw'>0UVVex",J'->01.:J !"V"\VU (U $"VAXV_ (U "VAdVZ (U )"VA[V[ (U Câu 84.K2&*7:0+';9&' nm__Y V = λ Ah]^;9 ; nmd_ = λ "C&*7'8=;->&2'hT`U Ω = HS'&'hi| !"[A\_[! $"UA[\X! "UZAd[c! )"UUAYYZ! Câu 85.C7;7-• U `Y"UV UZ Ny+• Y `_"UV UZ Ny+2HI :.&'AG>4R-O+-78.&] :<Y",7-9.; !"UAdZ"UV UZ Ny $"UAcZ"UV UZ Ny "UAX["UV UZ Ny )"VAX[" UZ Ny Câu 86. K2>:0+'"$9&'.> m µλ XXAV V = "MG]^?n;9; m µλ __AV U = A m µλ cAV Y = +> "˜'8.> !"UA[ct $"UAdXt "YAVUt )"UA\t Câu 87.:.2&'<;9&' m µλ XXAV V = "T+ :2I]^?n;9; m µλ __AV U = "!:+:.&'> 0”AA'+9"N''Ot !C `Ut"˜+ -8.&0+: !"UV X € $"UV Z € "Y"UV X € )"VAYZ"UV Z € Câu 88.:2&'<;9&' m µλ ZAV V = " +I?n;9; m µλ cAV = "N''O8:+: { !C "N{ !C 0**/'=F;9: !"{ !C `VAXYt $"{ !C ™VAXYt "{ !C ™(VAXYt )"{ !C š(VAXYt Câu 89.C7]^'l;9; U λ + Y λ +9 UY Z λλ = +>;9 &' V λ =R-+-78.&']:_",R- U V λ λ !"UV $"U€UV "c€Z )"Z€c Câu 90.K2-T?2;{`ZVt"C;b&-Z!"$R;Ue6 .I4F6T?+6=. <ZVe6;9;"W-0::0Uwx !"_AUYZ"UV U[ $"XAYZ"UV U[ "XAYZ"UV Uc )"_AUYZ"UV Uc Câu 91.2]^'l; m µλ cAV = i:.&'")I6 2I•0+9m+lG ^V vB ⊥ ;$`UV (c ,",=&• GST`Y" xw V m µλ < Trêng THPT chuyªn Lª Quý §«n 8 Tr¾c nghiÖm VËt Lý 12 PhÇn Lîng tö ¸nh s¸ng !"VAc $"VAZ "VAX )"VA[ Câu 92.G2HS&'/VA_Y!",J-& :.&'GYVA<R;dVe4F+:" !"Z"UV UX $"_"UV Ud "YAZ"UV UX )"_"UV YV Câu 93. ,&0DHA;+]> .H/4Q m µλ UYAV YU = A.H/4$ m µλ XXAV _Y = A.H/4E m µλ d[AU c_ = ",7-+&0D]_.H/4QwNyx !"_AU"UV UZ $"YA\"UV UZ "[A\"UV Uc )"dAU"UV Uc Câu 94. f9&'.2: m µ Z[AU ";9; m µ cXAV +:",J+-&+:A{ !C `Yt+:D !"V€ $"cA_"UV Z € "[AY"UV Z € )"\Ac"UV Z € Câu 95.3sai'&'+'&' !"P67F^*4'&'9?'&'" $"f9&'G9?9&'" "5*0;i" )"5+g-" Câu 96.f9&'.2 m µ YdAV "C]^'l+4= ;''8Yt"t-78.&+9;]^ !"ZA\"UV Z €Ž m µ UZAV $"ZA\"UV Z €Ž m µ U\AV "dAc"UV Z €Ž m µ UZAV )"dAc"UV Z €Ž m µ U\AV Câu 97.3sai !"#'hH8i']&'" $")S-HS'&'h" "#'hHF<" )"#'h;4D9;4D" Câu 98.˜‡4iL6JJA4Fi&••Ah+ &•i~0->40:: !"X $"c "UV )"U_ Câu 99.P64iLHU_AXt"$9;n>.]^4iL; F0 !" m µ UYYVAV $" m µ V\U_AV " m µ VXZXAV )" m µ ZX[YAV Câu 100.N''O8.2-T?(UZt"f*Ll:;+ -7<:=9;n>.˜-;F0 !"[ZAZ"UV (UY $"dYAd"UV (UY "[ZAZ"UV (UV )"dYAd"UV (UV Câu 101.$9;H>H/4$ m µ XZXAV "$9;H>H/4Q m µ UYYAV "$9;H].H/4Q !" m µ VZYdAV $" m µ UVY\AV " m µ UUUYAV )" m µ UYUUAV Câu 102.:.PYAcdt"2I]^;9; m µ _XAV + &';:<P=G2HS&'/ A µ _ "W-] :g34 !"UAd[Z"UV U_ $"YAZZc"UV U_ "_AYX_"UV UY )"cAdY["UV UY Câu 103.2I]^?n;9; m µ YAV +2&*7<MA:0+ '"f9&'.M m µ _AV "5'8&*7+9> !"UA_ct $"YAV[t "_AUYt )" cAYX t%› P +H " Câu 104.,&F4L0F34khôngm| !"I2HSAg20::6" $"G2IR'+9-0::I" "C40:::DA:012*M" )"0::;6<+=m4+9+-<" Trêng THPT chuyªn Lª Quý §«n 9 Tr¾c nghiÖm VËt Lý 12 PhÇn Lîng tö ¸nh s¸ng Câu 105.K2;26UYAct++94iL]4iAh? *"W+4i+ƒ]4i4Fi]JJ7i"526 S w$]6.4iLJ:] xw XAU_ Y eV n E n −= x !"UVAYt $"YAYt "UAYt )"_AUt Câu 106.:>.M]^ m µλ _AV = E`YaAG2HS&'/b`cAd!" N'>L !"Ue $"UVe "Ye )"VAYe Câu 107.C;7-• U `UV UZ Ny+• Y `UAZ"UV UZ Ny+2:.2 &'AG>4R-2678.&'_",7- 9.; !"UV UZ Ny $"UAZ"UV UZ Ny "[AZ"UV Uc Ny )"K2" Câu 108.$.2;9&'XVV<;9 ;cdV=&'n;+-78+w€x"“;~0 &';+-78Y+w€xA<;9; !"_VV $"_XV "_dc )"cVV Trêng THPT chuyªn Lª Quý §«n 10