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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://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://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.j7f(fice( v(td ,kcu*
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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 is a false sta-jmo2.gnb k 87bjb0s*xbol0 ptement?

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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 att xz- 9txapf*( tg3 i.f1unx4wz,9rfetributed 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 light is attributed to0jp /o 0mpstralbie1 0m3:bm-

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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 mediutwkdni 8),0ffm 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 traveling d v0ulq7axv7 1in air, enters a l7vvd q170xuapiece of glass (index 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 = in br,av7qcp5 5(vfn2 590 nm), originally traveling in air, enters a piece of glass (index of refraction 1.50), its 5nc2 a7n,frv v5qb( piwavelength

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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 spreadingr(us* cv in.b2 as it passes through a narrow slit.* bcunsvir( 2?

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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 undy2nh,7 o;gn )vk(zmg+.tk 4c1cqp by large objects such as buildings, whereas light is not noticeably diffracted. Why is thi)kt,h2 u.1zcgk n4dpmvq7g;y( o c+nns?

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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 alternating g8l3wuo6tl 0 . vjx,ralight and dark bands when light passes through two or more navtl lwu g8x j03r,6a.orrow 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 coherent if tgy8e xohj;6 ,l knk51ihey

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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 s z37qfpy w)+ytwo light rays striking a screen are in phase with eafp)w3y q7 s+zych 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 lightifj8zz+lmk/ .4dw n g1c9 gse4 travel different paths arriving at point P. If the maximum constructive interference is l9g n+4kdmgw.zs jfcze14i8/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 points9-k:b 5 wejctze9q 116 pyhzwyr 8dr2 P. If the maximum destructive interference is to occurrwk16e8rej:12pht9dy-zz w bqy95 c s 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 either side ofvwesbcj/v -4wl ha,2 - the central bright spot in a double-slit experiment,wc-vaej 4 b2l,-svw/h 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 thej ;wn:s9(mme 4i hvg,c central bright spot in a double-slit experiment, light from each opening arr4jn(i;,e:vm9 h gmwsc ives

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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 1rfjv :2yx5 krkyc/g1either side of the central bright spot in a double-slit experiment, light rxk21yf cv5/ g1jkry: 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 exe/; 1ot s zqehk86v3 gk)+wudo+w zq9eperiment, if the separation between the slits decreases, what happens to the de1+;)qhwow v3qd /kz e9 ks+o68ztgueistance 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, ioq6npa c6de;2 t is observed that the distance between adjacent maxima on a remote screen is 1.0 cm. What happens to the distance between adjacent maxima wh dc2;6ao pe6qnen 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 lightu6d; 3ao a*2m/o3wjyz*7wrq xo zja8 u travels path $P_1$ 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 s qw1ay8sjbnb +6p:)eb lit of a Young's double slit experiment arrives at a point on th8 jb1enb6)+w:byapq se screen 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 interferen2v1 c d* qse*rwf*0qxpce fringes in a double-slit experiment if the separation of the slits is less than the wavelengsq *10*fxwdpq*re c2 vth of the 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 w)+(msofl 6 mfnjcq5.2ncn+cadjacent maxima in a double-slit interference pattern using monochromatic light.m(fnn2nms6 +clco fcq w j+5) 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 pr 0eennbx r5xn9w--fb+ ism separates white light into different colorxn+ 9r-eb 5fnxb0 wn-es 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 a il(y ku0h4g3 6vewl9fllows 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 shortejw(5iu0pvq1b 7qr 3wu4i ygd4r 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 sligi 3piq+mo ,+/obsl*nnhtly longer 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 refracd4mbp: ub1k0n.jrg nocic) 0q0* xmb2tion when passing from air to glass?)2dr*b mq u1 b n00b.i:p cxmogkj0cn4

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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 undyh/c pd6ln p(b v6l7k7ergoes the smallest refraction when passing from air to 7vp/hlc 6(npk67ldybglass?

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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 parallelxdcske; 3u9x45xq ,fw17vkog4 ir1 jy sides, at an angle betweensyxio1frx97 4x 3 ,cu1w5vqkkj ge4d ; $0^{\circ}$ 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 distant light *;z9y,xdlxt5 yip t/;enj 4gsbtst+ 2source. If she now holds up two fingers, with a very small gap betwe/2eg+ts,9;nts z*ix;tp ytxlby 4dj5 en them, and looks at 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, iirn7+cq*v8t c;k gx*z f the width of the slit increases, what h78zt+;rkxnvc *q*gc iappens to the width 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 tho6 5jm.w nl9zqufyf4v35fz;yd3 lg f /e other one has 6000 lines per cm. Make a statement comparing the lg4jyu6.vq 3nzdwfoly f f/ ;z539f5mdispersion 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 sygomzlq 8w4s)m3 **.n 5mys ac,gsif4 eparation, 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 statement concerning the separation5s f z4.8 )*ocilnq3swmggy smy m4,*a 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 causea6 v2-kw/sf a-9iois rd 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 twogf vk)8 lpsi1ahc. o0( monochromatic light waves can interfere constructively or destructively, depending on their phase difference. One consequence of this phenomk p a0f()hvo.g18 sclienon 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 tra+pxc/5 * xvdu;j cdqjqq*b ti ea;33s4veling in glass, strikes an air boundary, there isp*dqtc ;+ b u*x;cev4sd 53qaj3 q/jix

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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 tra kplpj(uoti o :e;si, o-31e5cveling in air, is reflected by a glass surface, there;eioe(-5, :o kis3upo1l jtcp 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/ .8c agds3*v nzs99ni)dnp ws film becomes very much thinner than the wavelength of blueg*zvci.9p n s89nnw/d )s3da s 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 teswwwph ( -u au:w*:59h*i yjche minimum thickness of magnesium fluoride coating that must be applied to a glass lens to make it non-reflecting for that wa5:u w*uw9c(ashwwpy-je i * :hvelength? (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 fjs( +,yh q yt0pe2h;sd)qzc :klat glass plate and illuminated from above with monochromatic red light. When viewed from above, concentric bands of red and dark are observed. What does onycpqtszh),k e2 y;+q(d:s0 jhe 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 responw0a 4v*9s.k1sn xrx blsible for the fact that certain sunglasses can reduce glare from reflvw1s x4k0s.*b 9ralnxected surfaces?

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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 of polarization is defiq) z efr j7ov(g;0ean/a9/vhx ned 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 ivz.ny t4 0c/j0i mzdm+n a dichroic material like a Polaro +jcdt mvz4 mnyi00/z.id film?

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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 P 7 +zczrlx0g*xolaroid films are perpendicular to each other, what is the percentagez *cz+0xxgr7l 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 swi*sz 2r+ans fp y;2l7urface 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 i9ogkhh 4 9tuz9te-4zhm z o2:os greatest 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 dif9+x6 moeegi g.o7dmn2 yg 06mzfraction 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 more blue toward the zenith (overhead56 -xeddw*cd. op1qsv ) than it does toward the horizon. This occurs cs*.5w 6dve dd 1pxo-qbecause

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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 passes into glasg: i9g6)+ttndsp;o4dxll0z - zsx na.s, which has an index ozatdo4+- ltg 6 .pgzsxsxn0:;9) nid lf 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 into gacu ;l9w3u) molass, which has an index of refraction of 1.50. What is the frequency of the light io;amlu3cw ) u9nside 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 in a vacuum. It passes into glass, wh 0s zbz1o+k)hzich has an index of refraction of 1.50. What is the speed of the lio zs z0bk)h+z1ght 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 tb0 aa pc*bp)m;o 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 to travel at 6k15:.a3swbadr47bido ouq*k+zg gy $1.96 \times 10^8 \; m/s$ 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 c7rv 7xl* 91*mdcnm l:wzugk3air 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 light falls on these slits, an 4i4vw ;am*9huxkdz q:d produces a fifth m :v4* 9wh4duxaqkzi;order interference fringe 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 4y8cq gjv+ ;xq12s,ee0twh p jon a double-slit and the third order bright fringe is seen at g1 0yhvje28pqxqwe4 s;+t, cjan 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 separation between tgfre.:bu j.3ohe two slits is 0.050 mm and the distance j.go fbeu.:r3 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 mm, and two wavelengt2gwac2a:tx wqq .(4 uno/1 sfdhs, 750 nm and 900 nm, illuminate the slits. A screen is placed 2.0 m from the slits. At what distance from the central maximum on the auft 2sx(.n/ q2dwoa 1q:c4gwscreen 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 wavelair*9m9s lrv3v*ndghg/a..v ength 634 nm falls on the slits. If there is a screen 6.0 m away, how far apart are adjacent interference fga/ l v..9hr**in3rams g9vdvringes?

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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 You l k,idxwqj6;6ng's double slit setup that has a slit separati6j,6 d ;iqkxwlon 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, xv*oys a 6-a-1kqbv0i480 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 1.4830 at 480 nm and 1.4760 at 700 nm. Determinyxsv-6i0q -a1k ao*bve 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 g:z:4kbk m1(+oqpmi x 480 nm) and red light (wavelength 670 nm)1 bxz:(:k oqgmkip+4m 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 0.20 mm. What is th vl88o c *a4bbtra1rj+z+k 4xee angular width of the central diffz+c8b e8 14+rx ka4atblr*jov raction 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 widezpt,7iumy.,z- q qc0t, is illuminated by light of 550 nm wavelength. What is the angular separation between the first two minima oz,it ,um.-qzyc0pqt 7n 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 incu:1rk uwz9b1f ident on a single slit 0.75 mm wide. At what distance from the slit should a screen be placed if the secof:19wkuu z1br nd 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 incident on a slit 0.20 mm wided,x ahp73la/,9uowrut jmk,rz nr :a7t 8md-0 and the diffraction pattern is produced on a screen that is 1.5 m from the slit. What is the width of wa arr3ohddjuk9,0t,-rm a/zm7np 8lx ,7t :uthe 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 o 2-tn;lyl ) *-04k urfrmrnueiv:s8gqf width 0.300 mm. An observing screen is placed 2.00 m from the slit. Find the position of the q ru2f8)-l g*rli- ;v:0re tys 4nmkunfirst 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 incident on a sli u.v9(:g.zduyt mgm h:t of width 0.300 mm. An observing screen is placed 2.00 m from the slit. Find ugt(v dzm.yg: :hu.9mthe 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 lines per cen(u9-s5naym /wawc l:i timeter, its second order -(lasi5nw y cu/ 9ma:wmaximum 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 hasiyy ef*ve0* /vh zyizs:*f88+ ude5 pd 5000 lines per cm. The angle between the central maximum and the fourth order maxi i*fzyd0y vde5upeev:8is*f+* h y/8zmum 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 x3temu 9lmc9nw (u)l1 ruled with 50,000m(9tl e ul1 mxc)3wn9u lines. The second-order maximum 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 wava 21i(u t .wcgbuc)l,(hns2 ,t,kxx joelength produces a first-order maximum 0.350 mm .xunjcat2 ,g (k2culhwb,,1t)o (sx ifrom 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 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 600fcta6o6-wtf g:hj y.*0 lines per centimeter ruled on it. What is the angular 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 ofj6o hffg:ya- t6wt.* c 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 rzkz ,2c o* k+krq/u7wgrating has 2000 lines per centimeter, at what angle will red 7w ok+z2*/rru czkqk, 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. If the first-order mt5qft:k *jnn.sn6 w9paximum occurs a5.twk 6t:njpnn q9 *fst $20.5^{\circ}$, 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 on a grating. Ifatit*;,r p i(u the third-order maximum o(at,irp ;*uit f the 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 in2y0lh mp dk+0ocident normally on a grating. If the thirdp0m02lkd+ ohy -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 anoti:)0toke 4 mclher glass plate at one end by a strand of someone's hair (diameter 0.010 mm). How far apart are the adjacent interference bands when viewed with:m40 tcki ole) 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 ab3:c*n s7ook of refraction of 1.33. What minimum thickness of this bubble will ensure maximum reflectance of n bc7ok*sa :3noormally 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 illuminates a soap film ( n = 1.33). What k r q.v;nkdn+4bx3*anis the minimum thicknesk3;4nv +b.*nx nq rakds 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 of a nonrefle+peh.+q y:anq cting film coating (n = 1.30) on a glass lens (n = 1.50):qq p+a+yehn. 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 light and the inp r ai0qs6,o7dtensity of the transmitted light is 1. A second ideal polarizer is placed in the be,0o sid 7pq6raam 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 directiojj /8q3l 8v* o.dkjipzn 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 aivz0sxr34bx1+0 pg1acwlks;u r strikes a flat piece of glass at an angle of uv0sg ;z3s1x4l+xbwc 1ak 0pr$57.3^{\circ}$. 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 a polarizer-analyzer com9yy)g:2+kawmokyxl i lhc3 p5i 4 1de1bination. The transmission axes of th1ea)dmy:ip9 wo kyx5i1ykl lh2+43gc e 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 Mkg3drg q x26q0oon when its image reflected in calm water is co0q6qrd xk 2g3gmpletely 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 analyzer. qm.uis2(w j s2In this process, the intensity of the light transmitted is reduced to 10% of the intensityqiw2u m (2j.ss 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 reflec z5wuf.vz /)u5*sp:s0 n3sl yjr5 kkpfting off a piece of glass of iy5k5 z0:fpnjruwk5 u 3f.ss/*psv) z lndex of refraction 1.48?

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