Đề thi thử chuyên đại học sư phạm lần 4

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A." G&y ra m$t sd ph6n iryg quang no6'.
B. GAn iriru trong su0t'i0; vdi thui'tinh, nud'c'
C. Cd t6c dung r6t rn4nh i6n k{ntr anh'
R. C6 hSA n5"ug ion hcd khdng k-hf. .
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tuqng gidrn diQn tr6 ciia chittbilnd6n ftfii chi6u 6nh s6ng vio.
S. srr truy6n sdng 6nli sdng bing sgi crip quang.
C6r:25" h,{St chdt diAm kjr6i luErg J50 edao di,irg di6u hod c6 chu ki 2 s vd ndng lugng dao ddng 5 mJ.
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Bi€n d$ Cao ddng cta v4t ld (12y n 2: iC
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C6u 26. Cho hai b6ng ddn di€n (so.'i eOq hoan toin gi6ng nhau c-&ng chi6u s6ng vA.o mQt brlc tucrng thi
A - ta c,3 &e quan sat duq c mQt hQ vdn giao thoa.
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S.khdngquan sat duo. c vdn giao rho4 vi ddn khOng phdi Id ngi:dn sang dieffi.

Chw27. Fhdt bi6u ndo dudi a6.y vd d,nh sSng don s6c ld tiring?
a" pOl v*i c5c mOi trubng khrlc nhau]6nh s6ng doxr sXg ludn c6 cirng br.:6c s6ng.
EOi v6i 6nh s6ng don-sic, g6c igoh c*a tiis6ng aOl vOi c6o lan! kinh khaE nhau ddu c6 c*ng
"8.
giri triC, {"n! s6ng don s$, \i* 1nh sdng l*hdng bi 'cach mhu khi qua l6ng kfnh.
4.6" Anh s6ng dcrr sdc ld 5.nh s6ng }C*u 28" MSt deng hO quf, lhc chqy thdrt 4,32 s trong mdi ngbyr ddin t4i nbi cO eq cao K{gang mrgc nu*c
b'i0n vd 6 nhiQt do 25oC. Thanh Ereo con 6c cd h0 sd n& ddi a = 2.181K-r. Cfi*g tai vi tri ndi'a6ntli6
chay dung gio o nliiQt d9
ft ?no/A. 15'C.
c.300c.
B" 19"C.
CSU 29. Cic n$?c ndng lugng rrcng ngqr6n frt hydr6 duoc xfc dinh theo cring thric: E1 : -i3,5 eV; E2 : -3,4,0
eV; E3 : -1,51 eV ; Ea : -0,85 e\i . -. C6 mSt mOl ruri hydr6 nguy€n hi dang A trg*g thrii co ban. N$noi ta kich
thicli khdi khi c16 bEng 5n-i1 sdng . C6c plioton co rituag h.rqilg neo dudi dAy se ktrOng irimr6i fhl n6p t*i[f
A. i0,20eV.
B. i2,OgeV.
C"12,75eV. trir ll,i2eV.
CSu 3t]. Gqi At li kho6ng thoi gian dC s0 h4t nh6.n cira mQtJugng ph6ng xq gihrn di e iAn ( e ld eo sd
cta loga hg niridn vdi ine : 1), T ldL chu kj,b6n r5. cfia ch6t phOng x4. Bifur thfc ndo sau d6y ld ddng?

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tu.At-:":.
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4-. frong pFq*g x4 y.,li+i nhAn coi-r tlep lai 5 trong hAng trdn hoi.n (so v6i h4t nhAn me).
S" Tiong phdng x+ B; ii4t nhAn corr ti€n ni6t 3 trong cAng tr{6n hoi;i (sa vdi iigt nlr0n mei.
ph6ng:*:? l3-i hat nhAn ccn iui q-cd 6 trong b*ng tu6^r h,cirn {so v6'i h4i nh6.n mej.
_C. lmng
z-a1r, l-_P.]'t:,tl8.phdng
,i-flu i2"
I'iret ni3u nio sau dny ii kh$-*g riring?

A" Tia cr ld dong cid h4t nhdn nguy€n tri I-I3li I lie.
H. Flhi di qua di$n tru'$rrg giflz hai ban cria tr; diqil tia or bf lpch vs phia b6n f;m.
C. Tra oi lcn ir5a i&dng k:hi rit r,i6rir.

'}}" f ia ca c,5 khA nEng

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