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习题练习:Physics Unit24: Wave Nature of Light



 作者: admin发布日期: 2022-08-28 11:19   总分: 91分  得分: _____________

答题人: 匿名未登录  开始时间: 22年08月28日 11:19  切换到: 整卷模式

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1#
 
问答题 ( 1.0 分) 切至整卷模式 搜藏此题  
State Huygen's principle.i0 co44 zms)d.hgle*h
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2#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Which of the following ijnd0c,1ax(et w1lkrt7 f 48t es a false statement?

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3#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  The wave theory of light is attributed e-rzmn s/o/rfz mov57 -:t(kpto

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4#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  The particle theory of light is attrivr/araf+,c b ;5dn 0ccbuted to

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5#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  When a light wave entj2v1ic 9(mmhc ers into a medium of different optical density,

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6#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  When a beam of light (wavelength = 590 nm), originally travelix (mrn;.vlg)i ng in air, enters a piece of glass (index.nr )gl(m;i xv of refraction 1.50), its frequency

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7#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  When a beam of light (wavelength = 590 nm)w eek-;mx09x ,5ixw8yezc idcjb :0 b(, originally traveling in air, enters a piece of glasxw5z:( ;wkee8d ix e0bcyjcmx9-i, 0bs (index of refraction 1.50), its wavelength

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8#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  What principle is responsible for light spreading asw7z(r- hufjhf5ik u3: it passes through a narrow s:zf-w( 3 i u5ruh7hfjklit?

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9#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Radio waves are diffracted by large objects such a v-; u564z;htnsot brws buildings, whereas light is not noticeably sntvuowt ;- b6hz;r54diffracted. Why is this?

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10#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  What principle is responsible for alter7w;x gsw,tiilk3 nl zz,g6p0.nating light and dark bands when light passes through two or more narrow s3s 7nzw ,ll0 ;wgxii6zgktp,.lits?

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11#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Two light sources are said to be ve dh.l7 t;bk/ye:upc y rc*witb;8/7coherent if they

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12#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  What do we mean when we say that two light rays striking a screen are s7:v (xpce 3)ok hbh/i i5fju:in phase with :kujf )5v 3 ehb7h/oicp:(sxieach other?

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13#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Two beams of coherent cg66evzo :e0.a:jsep+- wg mclight travel different paths arriving at point P. If the maximug +.:mov- cpwjcsae g606eez:m constructive interference is to occur at point P, the two beams must

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14#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Two beams of coherent light travel different paths arriving at point P. If thv3k 7vug q bvmzjrm*b +*8:w 7gu-4lx9gdl ln*e maximum destructive interference is to occur at point P, the two beams mustgwrb*:l 4vn8ujm z- * gv97xuq7gmbll3 v d+k*

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15#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  At the first maxima on either side of the central bright sp:z2k6eqyd- i9ico. ti2lmsa0ot in a double-slit experiment, light from each ope20.m za:2yq solt-icdk i69i ening arrives

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16#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  At the first minima on either side of the cent12zk(9 uvy o(r duk2 8reb7rbfral bright spot in a double-slit experiment, light vok2u( r ryrb2zk(891 du7e fbfrom each opening arrives

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17#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  At the second maxima on either side of the c c+n5u3i 3o hixip,lm o/;sk6fentral bright spot in a double-slit experiment, l,s5i3o flho6 m+kcin ; /xipu3ight from

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18#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  In a Young's double slit experiment, if the 74zq(;kq6)qqu7 (eeuj tppw o iy* zo;separation between the slits decreases, what happens to the distance between the interference fringesq;q7up) ;e t7peo4qju *qzzki( w(o6y ?

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19#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  In a double-slit experiment, it is observed that) hezz-j30rk+w9doy .bfyi :t the distance between adjacent maxima on a remote screen is 1.0 cm. What happens tw b jyz.9)tfke-hy03rd zo:+io the distance between adjacent maxima when the slit separation is cut in half?

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20#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  One beam of coherent light travels dbodi5v0 e+o/ qw 4p7lpath $P_1$ in arriving at point Q and another coherent beam travels path $P_2$ in arriving at the same point. If these two beams are to interfere destructively, the path difference $P_1 - P_2$ must be equal to

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21#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  If a wave from one slit of a Young's double slit experiment a :3o b.3 xx7l zzt(xxha,eam1urrives at a point on the s zal zx.h1m73tx3x ubo a(ex:,creen one-half wavelength behind the wave from the other slit, which is observed at that point?

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22#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Why would it be impossible to obtain interference fri:b v854k3o w *csg nvtgc;w tjo,9ry0hnges in a double-slit experiment if the separation of the slits is less than the wavelength of theg, o vwj4vwnc ;:0ttb8o 5sy kg3*9hcr light used?

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23#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  The separation between adjacent maxima in a d+d 9azvpi2 7iyouble-slit interference pattern using monoc+ 7z29iapiyvd hromatic light is

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24#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  The principle which explains why a prirg/dc51rep/6 03 r gvy :heannsm separates white light into different colors i1g3/5/ yerhdngpc vr0 ner6:as

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25#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  The principle which allows a r3b6bf5vn3 qoi ainbow to form is

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26#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  White light is

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27#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Light with wavelength s+y z k/zd2lb(klightly shorter than 400 nm is called

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28#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Light with wavelength slightly long* wg*b1(wk 4z6d*qohuw goyy(er than 750 nm is called

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29#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Which color of light undergoes the greatest refraction when passing fr 0::gm f,v:o jffkh6qcom air to g gj k:f:f,cvm q0ohf6:lass?

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30#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Which color of light undergoearnf ,m6+i:g es the smallest refraction when passing from air to glas,f6grnem : +ais?

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31#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A beam of white light is incident on a thick glass plate with paiwzm h819eu,*qeh (s54ax h ls+k r5fxrallel sides, at an angle beuf m(xks+ e,5 qxl18erh94a*5 wshhzitween $0^{\circ}$ and $90^{\circ}$ with the normal. Which color emerges from the other side first?

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32#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A person gazes at a very distanv1 ,b6arpsgls7db 95 zt light source. If she now holds up two fingers, with a very small gap between them, and looks at 1gbs , da596rzpl7bsv the light source, she will see

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33#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  In a single slit diffraction experiment, if the width :2(, k;0 cayuznbh; vlcen oj:of the slit increases, what happens to the weybc;av cu; hjlkoz ,02(: nn:idth of the central maximum on a screen?

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34#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Consider two diffraction gratings; one has 4000 lines per cm and the other on yhch( 3/o*fmfe has 6000 lines per cm. Make a statement comparing the dispersion of the two gratin hc3/ yfof(h*mgs.

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35#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Consider two diffraction gratings with t31 fp,+cvw(a/gaqj ffn(u -jl he same slit separation, the only difference being that one grating has 3 slits and the other 4 slits. If both gratings are illuminated with a beam of the same monochromatic light, make a statemen1, fpqfnj 3(faaw(/ ugv-j+lct concerning the separation between the orders.

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36#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  The colors on an oil slick are caused by reflecti68uht s6rnzjd 0ia5n 7on and

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37#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  We have seen that two monochromatic light waves can interfere cxz/6pzcp+ 0f* ad5potygr/vl4 sn,:lonstructively or destructively, dependinsfnl+act r,v*ypx/ 6 gz pdo/l 0z5p:4g on their phase difference. One consequence of this phenomenon is

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38#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  When a beam of light, which is traveling in glass, strikes 7rr pc8w t,h.tbabh-og+n6, ran air boundary, ther,r+r r wtbh c, 7-bgonp86t.hae is

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39#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  When a beam of light, which dxzwij ihm eu8o+06 d p70pr:qn0n;7g is traveling in air, is reflected by a glass surface, t:8m0nq6u77xowdiji 0ndzhepr+ ; p0 ghere is

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40#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A soap film is being viewed in white light. As the film becomes ve 7gqqof wtqh2y*m- i*. gn-aw(ry much thinner than the wavelength of *( 7*w- wg2ohqn f-qmt aqigy.blue light, the film

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41#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  In terms of the wavelength of light in magnesium fluoride, what is the minjskdqi*) d: 2v m,ea3:w nge;t0ic1ifimum thickness of magneskj evs3c0dqe:,g :mf*) w 1 2ni;iidatium fluoride coating that must be applied to a glass lens to make it non-reflecting for that wavelength? (The index of refraction of magnesium fluoride is intermediate to that of glass and air.)

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42#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A convex lens is plapgf(lkhfhw y00,yz9n4 cx. 5 tced on a flat glass plate and illuminated from above with monochromatic red light. When viewed from above, concentric bands of red and dark are observed. f(zc p00h5khn9x ygl f4tw,.yWhat does one observe at the exact center of the lens where the lens and the glass plate are in direct contact?

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43#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  What principle is responsible for the fact that certain sunglasses can reduce mndkel3-7.l a7+ ,tjd cb6dmsglare from reflected s-3ndkmj +ltd.b,amd esc 77l6urfaces?

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44#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  For a beam of light, the directivbios 32tpg)p+(lzn6on of polarization is defined as

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45#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  What is the process to obtain polarizepux;lg2fa lc+ -0(v ab iy8dz1d light in a dichroic material like a Polaroid filauicl8v(gy 1fz b2 daxp+;-0lm?

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46#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  When the transmission axes of two Polaroid films arex,rd z 6q*l3un1pn.(k vmn e2r 9-vzit perpendicular to each other, what is the .q mx26z39kruev1n- ri ndpl,t(n*vzpercentage of the incident light which will pass the two films?

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47#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Sunlight reflected from the surc*-e,x(bvfuz9 appa v5t) 3wrface of a lake

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48#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  The polarization of sunlight is greatest*l617 uuhhexnc 6 9/*cwcisdm at

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49#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  In which of the following is diffractpf; 8+izz/xw kyo9 v7oion NOT exhibited?

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50#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  On a clear day, the sky appears to be / ka:p:4qi:p1)brdgrd b+yy nmore blue toward the zenith (overhead) thag ar 4: /yidd:bqp:)n+by1prk n it does toward the horizon. This occurs because

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51#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A beam of light ($f = 5.0 \times 10^{14} \; Hz$) enters a piece of glass (n = 1.5). What is the frequency of the light while it is in the glass?

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52#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Light has a wavelength of 600 nm in a vacuum. It passefw+c ur1q26wlb be35ts into glass, which has an indeclf wbu1w5bqe36t2r +x of refraction of 1.50. What is the wavelength of the light in the glass?

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53#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Light has wavelength 600 nm in a vacuum. It passes i c3eglg ;t 6(8dhh)nefnto glass, which has an index of refraction of 1.50. What is the frequency of the)3g c;8t el f(nh6ehgd light inside the glass?

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54#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Light has a wavelength of e jjo*(q/n1eu 600 nm in a vacuum. It passes into glass, which has an index of refraction of 1.50. Wh/n(uq *o eje1jat is the speed of the light in the glass?

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55#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Light of wavelength 550 n ghse(;z lou76 .syy*nm in vacuum is found to travel at $1.96 \times 10^8 \; m/s$ in a certain liquid. Determine the index of refraction of the liquid.

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56#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Light of wavelength 550 nm in air is found tx:. l/d txp0bor8q1x/qk s cj2o travel at $1.96 \times 10^8 \; m/s$ in a certain liquid. Determine the frequency of the light in the liquid.

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57#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Light of wavelength 550 nm in aiz tzrlp : ,js9b*8/sh.pi:dgp;h22 sq4hqcltr is found to travel at $1.96 \times 10^8 \; m/s$ in a certain liquid. Determine the wavelength of the light in the liquid.

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58#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Two thin slits are 6.00 mm apart. Monochromatic lig qh sv4j4uo.-wk-7b kjht falls on these slits, and produces a fifth order interference fringe 47h4kq-swu-o kjj bv.at an angle of $32.3^{\circ}$. What is the wavelength of the light?

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59#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Light of wavelength 575 nm falls on a double-slit and the third order brighoqe0j zb wd6vr (ix,7x3b( r.ot fringe is seen atixbqro0 x(v( ,7 .wz6dorejb3 an angle of $6.5^{\circ}$. What is the separation between the double slits?

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60#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  In a Young's double slit experiment, if the sen,hkq iomb), 2paration between the two slits is 0.050 mm and the disnm2io bhkq,) ,tance from the slits to a screen is 2.5 m, find the spacing between the first-order and
second-order bright fringes for light with wavelength of 600 nm.

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61#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  In a double-slit experiment, the slit separation is 2.0 mmo y5p3:ec;a wdh/f ))(c(v2kl zdxom i, and two wavelengths, 750 nm andcdyme)x((5v);i oo: 23k dpfwh/ czal 900 nm, illuminate the slits. A screen is placed 2.0 m from the slits. At what distance from the central maximum on the screen will a bright fringe from one pattern first coincide with a bright fringe from the other?

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62#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Two thin slits are 0.050 mm apart. Monochromatic light of wavelengt9cxrhwr6 yt79 ku nh86h 634 nm falls on the slits. If 8c79 9 rruhthn 6wkxy6there is a screen 6.0 m away, how far apart are adjacent interference fringes?

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63#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A monochromatic light is incident on a Young's i l f-yd+ +nmguk(5s/ o0bt1lddouble slit setup that has a slit sepa5gf bkd1nl-ty+/o slm 0 diu(+ration of 30.0 mm. The resultant bright fringe separation is 2.15 cm on a screen 1.20 m from the double slit. What is the separation between the third-order bright fringe and the zeroth-order bright fringe?

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64#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A parallel light beam containing two wavelengths, 480 nm and 700 nm, s5xy 7msdikqmm( ,4 q/n0 bxj5jtrikes a plain piece of glass at an angle of incidence of 60e. The index of refraction of the glass is 1.4830mq/7i,k5 mybs0jmxj 4 5(qxd n at 480 nm and 1.4760 at 700 nm. Determine the angle between the two beams in the glass.

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65#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A ray of light consisting of blue light (wavelength 480 nm) pmr h/ yg1 ww.+a5tow8and red light (wavelength 67 owp+mgw.y8w5 a/ hrt10 nm) is incident on a thick piece of glass at $80^{\circ}$. What is the angular separation between the refracted red and refracted blue beams while they are in the glass? (The respective indices of refraction for the blue light and the red light are 1.4636 and 1.4561.)

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66#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  350 nm of light falls on a single slit of width tlmp2u+v/ tdl;z k g2.0.20 mm. What is the angular width of the p/dt2v kl ug ;z+t.ml2central diffraction peak?

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67#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A single slit, which is 0.050 mm wide, xi*)tv 48xxizez3f8 jis illuminated by light of 550 nm wavelength. What is the angular separation between the first two minima on either v8z4jix )fx it8ezx3* side of the central maximum?

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68#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Light of wavelength 687 nm is incident on a single slit 0.75 mm wide. At what /w;p;9ryh y2zpcx1 rv wx 2vr(distance from the slit should a screen be placed if t rw/prw v9;y2;xh2zy1cr xvp(he second dark fringe in the diffraction pattern is to be 1.7 mm from the center of the screen?

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69#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Light of wavelength 610 nm is incideya:iim)/v *yx nt on a slit 0.20 mm wide and the diffraction pattern is produced on a screen thy*:mii x)/a yvat is 1.5 m from the slit. What is the width of the central maximum?

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70#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Light of wavelength 580 nm is incident on a slit of width 0.300 mm. An obsert*h d,xf)y:lbwt/8 g uving screen is placed 2.00 m from the slit. Find the position of the first order dark fringet/hlwt:b d* gf,x y)8u from the center of the screen.

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71#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Light of wavelength 580 nm is incident on axbn(r7*nq 2hw slit of width 0.300 mm. An observing screen is placed 2.00 m from the slit. Find the widtq2x rn(* b7whnh of the central maximum.

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72#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  When light illuminates a grating with 7000 lines per centimeter, its (fh6i4,ik (kblm+ bbx second order maximum k(ib ,klm b(4xh+bfi6is at $62.4^{\circ}$. What is the wavelength of the light?

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73#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A diffraction grating has w *0x;zm91 gdhvh,/ttjdt7xu 5000 lines per cm. The angle between the central maximum and the fourth ;h /,tu90dmj tz17xxvdgtw *h order maximum is $47.2^{\circ}$. What is the wavelength of the light?

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74#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Monochromatic light is incident on a grating that is 75 mm wide and ruled wib,w 9kbt9hr1wcf (mh7 w5ks+xth 50,000 lines. The second-order maximum is seen hkcwfw9 9xb mtsb57,w+hk(r1at $32.5^{\circ}$. What is the wavelength of the incident light?

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75#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  In a diffraction experiment, light of 600 nm wavelength produces a first-order mn 93y7 d6 io,afxsno8eaximum 0.350 mm from the central maximum on a distant screen. A second monochromatic source produces a third-order maximum 0.870 mm from the central maximum when it passes through the same diffraction graxy,3 noo d9ae7i8sfn6 ting. What is the wavelength of the light from the second source?

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76#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A diffraction grating has 6000 lines per centimeter ruled on it. What ipsx( 62pwytb6 wvf (k8s the angular separation between the second and the third orders on the same side of th6(6wpvt 8ywbkxs 2( fpe central order when the grating is illuminated with a beam of light of wavelength 550 nm?

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77#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  White light is spread out into spectral hue k0ip6e.e l*9sn9v ifwnt: xv:s by a grating. If the grating has 2000 lines per centimei 9 fi.wlet9:n :kx *e6pvvns0ter, at what angle will red light (640 nm) appear in the first order?

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78#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A He-Ne laser (632.8 nm) is used to calibrate a grating. -pc kyp4w oo1:If the first-order maximum occurs at -wpy 1:4 koopc$20.5^{\circ}$, what is the grating constant (the distance between the slits)?

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79#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Monochromatic light of wavelength 507- +vujtxwa8 w0 nm is incident normally on a grating. If the third-order maximum of the diffractio wvx7a8uj+ -wtn pattern is observed at $32.0^{\circ}$, what is the grating constant (distance between the slits)?

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80#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Monochromatic light of wavelength 500 nm is incident normall(/ fzd1 zdpjz;y on a grating. If t (1zzj/fdd;pz he third-order maximum of the diffraction pattern is observed at $32.0^{\circ}$, how many total number of maxima can be seen?

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81#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A glass plate 2.5 cm long is separated from anot4otup8r+2z x7(x+ j02)h6wi- ydhkqxb svnhq her glass plate at one end by a strand of someone's hair (diameter 0.010 mm). How far apart are the adjacent int zsb i+utn0d6- x82hx+2)jqvxwry7( h oqh4pkerference bands when viewed with light of wavelength 600 nm?

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82#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A soap bubble has an index of refraction of 1.33. What minimum thicknes :;1oyzk8e-)p(t*x xab hjfiis of this bubb8i(ef1i*xa ;y-ht : oxz)jkbple will ensure maximum reflectance of normally incident 530 nm wavelength light?

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83#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Light of wavelength 500 nm illuminatq siu/ppem , k-(/vh4mes a soap film ( n = 1.33). What is the minimum thickness of film su( epm h-/vk4qi/ p,mthat will give an interference when the light is incident normally on it?

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84#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  What is the minimum thickness of a nonreflectingmhfb+ns4z l8yq (ffism- 8d2* film coating (n = 1.30) on a glass lens (n = 1.50) for wavelength nqm28hyffl-(ss d+* fb8 zmi4 500 nm?

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85#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  An ideal polarizer is placz xy*qm ):*eosed in a beam of unpolarized light and the intensity of the transmitted light is 1. Ae: *zosx*qmy ) second ideal polarizer is placed in the beam with its referred direction rotated $40^{\circ}$ to that of the first polarizer. What is the intensity of the beam after it has passed through both polarizers?

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86#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A polarizer (with its preferred directiond6 9uuzv55q fb rotated $30^{\circ}$ to the vertical) is placed in a beam of unpolarized light of intensity 1. After passing through the polarizer, the beam's intensity is

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87#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A beam of unpolarized light in air c1svtt6:gsh)rn)5 hq )gaq+ q strikes a flat piece of glass at an angle of v6hga q+)t1nq)qg s)ht:5r cs$57.3^{\circ}$. If the reflected beam is completely polarized, what is the index of refraction of the glass?

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88#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Unpolarized light is passed thx(eql29cd 3hde5 xirx2 axo(*rough a polarizer-analyzer combination. The transmission axe* ehd2lrxxo 39 x5ixd2((qa ces of the polarizer and the analyzer are at $30.0^{\circ}$ to each other. What percentage of the unpolarized light gets through the combination?

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89#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  How far above the horizon is the Moon when its image reflected in calm wae ;) bjam9r(i;zvn-j2palg9v ter is comp-a(jvezin 9v );l;mgjprba 92letely polarized?

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90#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A beam of light passes through a polarizer and then an analya))6o b skj /i c;rhmq7df6j*t)7snxbzer. In this process, the intensity of the light transmitted is reduced to 10% of the intensity incident on the analyzer. What is the angle between the axesd) a7smh 6qj6 f);kbijnbxs )r*ot /7c of the polarizer and the analyzer?

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91#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  What is the Brewster's angle foe1kc,ogjk95)5fxh,hjjyv( : vfi b(p avae0,r light traveling in vacuum and reflecting off a piece of glass of index of r iv,h)(,chov9ayv(fgfjkab pj1 e:e0xj k 5,5 efraction 1.48?

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