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习题练习：Physics Unit24: Wave Nature of Light
本习题练习试卷来源于51fly国际课程 (https://51fly.win)， 为试卷打印版，您也可以在网站平台(https://autoconfig.51fly.win/)直接 访问本试卷的在线电子版并查看正确答案与解析，搜藏保存任意题目到收藏集。 访问方法: 平台首页左上角"通过试卷号快速访问"输入试卷号 84，并点击直达试卷；或浏览器地址栏内直接输入本试卷链接 https://autoconfig.51fly.win/test84.html  教师使用本平台可以抽题组卷或一键复制他人试卷，布置为在线考试或在线作业，全自动判分成绩一键排序导出，省时省力。
 作者: physics  发布日期: 2022-08-28 11:19    总分: 91分  得分: _____________

答题人: 游客未登录  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.50i d-lcncw k5v 9ux4d
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2#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Which of the followin of/stvboi83 *g is 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 li3, * ;3um elfx;ehbal*s hvk8ight is attributed to

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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 ligh 6(xe8 ,io de 3cmqpw3/dr6oeht is attributed 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 enters into a medium of different optical densit a2hx.(o mzstyex(:)j y,

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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),odx 1*o/a: x-ghw 2ilw originally traveling in air, enters a piece of glass (indeohi:wodg lx2 w1a/ x*-x 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), originally travelinpy n) bnby,nr70* vyx/xu(r+q g in air, enters a piece of glass (index ov)/ nb+n* x(r bnp yryuyx,07qf 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 as it passes through gw9uwf44-gr fttsx )4a narrow slit?w4r -u9 4)wtt4xfsgg f

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本习题练习题目来源于51fly国际课程 (https://51fly.win)，学生可刷题练习，扫右侧二维码或加微信skysky1258，获取更多资料
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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 bl)vp a105uid/wv.pfd y large objects such as buildings, whereas light is not noticeably diffractea pf)v/uvi pd. d150lwd. 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 respc.ne9 kr o2.meonsible for alternating light and dark bands when light passe.rme2.c eo kn9s through two or more narrow slits?

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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 coherek5kh.50usxy k3pc sdi q1so2 *nt 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 is(5o igk8b3u8cuxucr : (5gpscreen are in phase with eachu5 sgi 5:cu8bk(pxroci8 3( gu 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 light travel different paths arriving at poi6y;xqd)6dj v;f2os4sxu t q1 gnt P. If the qst 6j)2d gfd;xv sqy;6u14xo maximum 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 pathckoci 3 ;ls1gvsp f5t:*am)y,s arriving at point P. If the maximum destructive intefai1slg; t ckp 3co)s:*y5 vm,rference is to occur at point P, the two beams must

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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 eitdj:mh 7qa9gk:.d+umm 1 )bwk mher side of the central bright spot in a double-slit exd7.q1dmbkh9jkg a:umm: wm +)periment, light from each opening 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 central fnmg2/c dz k4gnd+ ;3gbright spot in a double-slit experiment, lig/mkg3;n+2 zdncf 4dgght from 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 thekej/n.3606 i oromxj c3iwn h2 central bright spot in a double-slit erohickj36n.m w 0jx2 6eoi/3 nxperiment, light 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 separati-00e )rgn ,hgfch5v 0joi6 rbyon between the slits decreases, what happens to 6fo ),0y0bgc gri5- jv0hrnhethe distance between the interference fringes?

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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 the distance between adjacent f5u*im8ma65,v/wvbi4 npi o*)ne kbumaxima on a remote screen is 1.0 cm. What happens ,n 5*5 u/ofwiv 4vi 6pbm*)kbun emia8to 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 path 9n8 ./t8vgb es ro8pisyj5z; v$P_1$ 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 slitg3s j(b48(khk2**omvl/ckj k xjoge 0 experiment arrives at a point on the screen one-half wavelength behind the wave from th* lkk hv(o0jsjmkbk o 2(84g*3g/c jxee 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 impossiblzgxhljl kd y 5szzq/9-x7w0-/ e to obtain interference fringes in a double-slit experiment if the separation of the slits is less than the wavelength of the light usyz7h -jq-dgxx/05l s 9lkz/zwed?

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23#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  The separation between adjacen-wqx*u ajk u01t maxima in a double-slit interference pattern using monochromatic ligjqu0 1k-*xwauht 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 prir*azv-gopysr; w fqw*- *r;r5sm separates white light into different col5fr s;yvww rpq-*z ;rr ago-**ors is

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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 -65of cfyme1r)soi8n a rainbow 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 slightly shorter thantxk cwt)eqo8 o 3o4w26 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 longer thanp wcpy1qc6 8xhq)yw cz0:a,d4 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 greatum4u v*(,sa( vjo8akgc5c 0zpxb-zk ,est refraction when passing from air to 5v,sak jxb u8 mp,kcv4(oc0(*-ugaz zglass?

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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 undergoes the smallest refraction dd5yycwa8 :*y3w0k iv8 zo p7n +-7 cbfq2lsgjwhen passing from air to glasl7dy0+i28v- wgbcw7q8fk zc5 yn :ya*sopj3ds?

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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 parallel clutn; x5.ryoee/r1uzasj.) 4qyx*9sides, at an angle be1n rz.es5x9ry ujx/ olqc;eay *.4tu )tween $0^{\circ}$ 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 distant8zy: qvw. j:plp(6 ccg light source. If she now holds up two fingers, with a very small gap between them, and looks at the light source, z.6c gc(pwlq8: pv :jyshe 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+ t7it5p1nm (ao;pmir 5-opvx experiment, if the width of the slit increases, what happens to the width of the central maximum on a s;xpm(m o7 vri tp tn-55iao1+pcreen?

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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 thetoyd( ct7j7 tz hb4.4 be5ui,u other one has 6000 lines per cm. Maktzyt c47.u4 eto( jbhd5,bi7ue a statement comparing the dispersion of the two gratings.

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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 the same slit separation;o71rlef xm4y+uf 3cu, 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, make1 m7x;+fu 3l4 ycofure a statement 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 sli, -1 4yha9 wcwoyfgj,ack are caused by reflection 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 twn/k0 6q4fv lqm+s:*ygll0gxxo monochromatic light waves can interfere constructively or destructively, depending on their phase difference. One consequence of this phenomes xl0l+l/*xmnyk6v 0gqq:f 4g non 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 an air boukk 5,c-mkje8 .v yf9fgndary, there is g -9kf5ek cyv8fm,k.j

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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 is traveling in air, is reflected by a glass sch;n n+ h:cs4zurface,nzhc+ ;4cs :nh there 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 very mu +fgn e 03jes5(lqex7:9qqs l-tfoe4hch thinner than the s9h l qex5 jeee03+-:gfql(q7 4fnstowavelength of 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, wdg.+zxtrxp,6 ng9n g3hat is the minimum thickness of magnesium fluoride coating that must be applied to a glass lens to make it non-reflecting for that wavelengzdxgx6 gnn.3g , pr9t+th? (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 placed on a flat glass plate and illu,zr1 pjfr91bv minated from above with monochromatic red light. When viewed from above, concentric bands of red and dark are observed. What does one observe at the exact center of the lens where the lens and the glass pl b,fjzpr1 9rv1ate 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 responsible5 7 1qxwa3jbdt for the fact that certain sunglasses can reduce glare from reflected surfacesqba5j731 wtdx?

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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 direction o* n8z:lja k6jj(cq 6dtf 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 polarized light in a jw ;p+hr-env/ c x :;-uxm: 7dvhq:jvydichroic material like a Polaroid :7;v +emruxyw-hjcvdv :;n / jx:-p hqfilm?

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46#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  When the transmission axe500 gixw 9a 2qke8pzcjs of two Polaroid films are perpendicular to each other, what is the percentage of the incident light which will pa92k iaep5z 8gqw cjx00ss 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 s:u-s7a0r i dpburface 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 atrn1gij7ux(gqbp 0 61w

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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 diffraction NO w/6k:,3 hd;vn em8u 3wgjurivT 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 sb*8r sam qp0gmyn-b-(bd:n 7 ijzk:1aky appears to be more blue toward the zenith (overhead) than it does toward the horizon. Th nzdqb-(anyi - pb0k7rm:s:bjag81 m*is 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 passs a 3r7 oov8yig3f7emg(nlkg; : 3u/dres into glass, which has an index of refraction of 1.50. What is the wavelengthrm77 ni: 3 3(ef;ug rsygg k3ol8davo/ 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 ozx58a67r,1xpkd,fydiy 0/ae xik x- vacuum. It passes into glass, which has an index of refraction of 1.50. What is the frequency of the lig/ayxpk,rdz5xie 7i 68dk y - xxo,f1a0ht 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 600 nm sx3w-da 6uye bli1p/50 ad 4zbin a vacuum. It passes into glass, which has an index of refraction of 1.50. What is the spe53sa-yd64/bblu 1e a 0pwidzxed 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 nm in vacuum is found to travel a3nj*mmot7wt.am 1y-. ge;k sy2m ,b ygt $1.96 \times 10^8 \; m/s$ 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 to travel jbh+a+:1 zy ,wudq+vlat $1.96 \times 10^8 \; m/s$ 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 air is found to tra9 *wok zkilpu3ffg0 f(1*7olovel 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 a5 1e :ckj*bbp.3f zszopart. Monochromatic light falls on these slits, and produces a fifth order interference fringe at an angle o1 z*k3 jpcz5befob.s :f $32.3^{\circ}$. 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 onq0h1f mm-2p41re 1xkb hbtnq+qhy9mb t/ o79f a double-slit and the third order bright fringe is seen q 1m1k9 /ym0 9e7rfmht qxtb1boqnhhf +bp4- 2at 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 separatio s2 bofm2/dp3cn between the two slits is 0.050 mm and the distance from the slits to a screen is 2.5 m, find dfm23 2bocsp/ 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 fqr 9ky ;,alo-p/ qp 7tsuz8l5w8(bsa slit separation is 2.0 mm, and two wavelengths, 750 nm a w p8o l8u5qls7/,; tkyfbq-9p r(zsaand 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 0.05bhcb dkbw6mlwm8)9*l6uhm x *5qb3d-x o4sh:0 mm apart. Monochromatic light of wavelength 634 nm falls on the slits. If there is a screen 6.0 m away, how fa 5m9-)8hwbox lm36 6uqbds k wbh:mxd**4hcblr 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 ine2leo( n6b7excident on a Young's double slit setup that has a slit separation of 30.0 mm. The resultant bright 6xlneoe7(b2e 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 wavelength dj.ai9d o*,w7 w)yqyes, 480 nm and 700 nm, strikes a plain piece of glass at an angle of incidence of 60e. The index of refraction of the glass is 1.483e7jq y.d) o,wyai *9wd0 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) and red light (wave0: 1c *ymjculnlength 670 nm) is incim ylu*0jcn:c 1dent 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 sid 6q.-g5 ilbflit of width 0.20 mm. What is the angular width of the ceng5idl6-q f .ibtral 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, is illuminated b; 3r+t: ;yrjn;wlybiby light of 550 nm wavelength. What is the angular separation between the first two mini n j+b3;y;:i;ryb lwtrma on either 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 singl z2uzkvve0n;pwww -r 4av 4c12e slit 0.75 mm wide. At what distance from the slit should a screen be placed if the second dark fringe in the diffraction pattern is to be 1.7 mm from the center of the scree;wvn124zvp2 c4kewvz0 rua -wn?

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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 incident on a slit 0.20 mm wide and the diffract+t- z /rqf jfngk1p/-e3-op oaion pattern is produced on a screen that is 1.5 m from the slit. What is the width of the central maximum q1/ffa -p/okrp3 o+ten--jgz?

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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 obs 6u f51iz )c 3f9dxrf4dslia-kerving screen is placed 2.00 m ffx4z9l1ffi )6ri3 s -uc5addkrom the slit. Find the position of the first order dark fringe 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)mzb)d5x d chi imy7gce .*..h incident on a slit of width 0.300 mm. An observing screen is placed 2.decdx *7.5zcmy. )hb g).i mhi00 m from the slit. Find the width 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 linefmt.p6j -: ,ab83wbo )bak pzcs per centimeter, its second order maximajfcbz:,kwpo a tb836m)p -. bum is 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 5000 lines per cm. The ang0id*: r h)0 clhlql.ukle between the central maximum and the fourth orderlu h l.q0c:*drli)0kh 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 wibmbkc;k d*4u:+ 2nc dode and ruled with 50,000 lines. The second-order ma:kd*;dbmno 2ckbc u+4ximum is seen at $32.5^{\circ}$. 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- k*t,iakc23s7tlrdp 8 order maximum 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 grating. What is the wavelength of the li8p7sc 2akkl,i t r*3tdght 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 is7xbd0d6 o4e iy the angulaib xd6 e7oyd04r separation between the second and the third orders on the same side of the 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 hues by a grating. If the grating has 22f1t-:0o8a8 i ko7g s lnetmwe000 lines per centimeter, at what angle will red light8sgmtookee 1tl0:w-if 7n28a (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 calig :r96ay-k 9el2s-aq uzo fda2brate a grating. If the first-order maxia-r f9e 2 96gas2 -dozyqa:klumum occurs at $20.5^{\circ}$, 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 500 nm is incident normally onh (1 rzlk 38.s 1ma2o9wwof9 ihtg8tva a grating. If the third-order maximum of tw1sm3o2.lav8rwia z9h h(91 f otg8tkhe diffraction 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 nobe) bf27z 6ow* h wu; cq*b-fy9pcoik4rmally on a grating. If the third-order maximum of the-f eh qw 2k)fb7; u*zi6* cbbocwp4o9y 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 another glass plate q.9bo+ebw;3kif wyk+ ,w7 oj hat one end by a strand of someone's hair (diameter 0.010 mm). How far apart are the adjacent interference bands when viewed with light 3+hw,yk9wb7io f+b.;qjeok wof 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 refrsy :we+q1 ztg+3xc)t 78u yrbpaction of 1.33. What minimum thickness of this bubble will ensure maximum reflectance of normally +s ygtwubqzt pc 1xe:r7)8y3+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 il+ x+nngkr 6tn9 0uf5r1);g/fdljagck,;bhndluminates a soap film ( n = 1.33). What is the minimum thicknexglun)+ j9fh5nd /; t bk6kg fn01d,+nr ;cgarss of film that 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 d+:mjt80n ad8z j5gnaof a nonreflecting film coating (n = 1.30) on a glass l8+j5a8dda0nngmjtz :ens (n = 1.50) for wavelength 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 placed in a beam of unpolarized l2;, baw6vs;b xb j*nuoight and the intensity of the transmitted light is 1. A second ideal polarizer is placed in the beam with its r6w vbj;snua*,xbb o;2eferred 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 direction rotc7uruwa2s*z k3x .cf 5jac7p); fdl:j ated $30^{\circ}$ 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 strikes a flat piece of glass at anqd(3xjs +2f ft angle of 2tf(dj qf3x+ s$57.3^{\circ}$. 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 through aaiirv, r ))ps8h6rdtrbg8 wl*y(,4fo polarizer-analyzer combination. The transmission axes of 6i)i*r,v, fh pla b8sgwty 8ror)(d4rthe 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 hor vk3x7hdip8)(rr ..1xjkr blsizon is the Moon when its image reflected in calm water is completely polarr7bhs (dixvj)k3. p.rxk8 lr1 ized?

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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 7j3r lur k47tkg nhj+ uj/;xy.through a polarizer and then an analyzer. In this process, the intensity o;ju7rxl .gy/ 7jnk+3uj4kh trf the light transmitted is reduced to 10% of the intensity incident on the analyzer. What is the angle between the axes 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 for light traveling in vacuum and ref:penn0e( 6a+t;:iwj o4 ylrvg5gts.dlecting off a piece oftirovsnl;.w: 6a + eden45ptg:0g yj( glass of index of refraction 1.48?

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