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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 princ2sk tc *f+q.npiple.
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2#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Which of the followin68qpa mv-u-muw ovjez6v.;i 5g 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 light is att v+(hqy /i en-1wcuj:5 tsxrp/(e*mtq ributed 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. qk 1ifq/:onit 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 enterr9k (g,mq cfx*( e*yhts 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), orig jh.t; /da4on)xh. bcpfhr/r. inally traveling in air, enters a piece h t.prf)xcd4./r no hha.j/;b 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 = 590 nm), originallyk q+:yma iu:3p traveling in air, enters a piece of glass (inde:p :qukimya+3x 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 resn)j.rncu n ke6wt xy,ko3 *v09ponsible for light spreading as it passes through a narrow 9 nk )6 y*0,uckxev3t onwj.nrslit?

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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 objecsb5 v13up w;zjts such as buildings, whereas light is not noticeably diffracted. j3p s5;u1w bzvWhy 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 responsiblewn va-rs )zylr)7 .)vn for alternating light and dark bands when light passes through two or more n arlv-)rnvy.wszn ))7 arrow 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;qk oyei)v *voa4*b 9a 3bp)wt 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 v- qmy +mjat5*say that two light rays striking a screen are in phase with each ot*aty5qjvm+m- her?

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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 po)ty y a2f5.sluh t52* purvh,5h9g vtdint P. If the maximum constructive interference issr v92ad h25vhtgft*5,u p 5yy)ulh.t 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 poqem(j u o)y5+5*urwgh int P. If the maximum destructo5+uew q5mhr jg *)(yuive interference 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 either side of the central bright spot in a doubiyp 8zm)gyq6( le-slit experiment, light from each opening arrive(g iyz8qp )y6ms

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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 bright spot in a double-sliyfj(:ywda5x m xtd,r10lnaf1g8b (, at experimefawx x1, n (0agdt:1ry(ml,db8jaf5 ynt, light 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 the central bright spot in a double-sdhznm x*s1q66 lit experiment, ligqs 6dhn*xz6 1mht 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 separation be5c 4n 3c xjj)k;3-bu l kj+c(6dbsblaptween the slits decreases, what happens to the distance between the interferenc)d4 lpxc5; b-sbnajcj +jkubk36 (3 cle 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 inn ((oquf xvl m:b2al/ a4f:q1s observed that the distance between adjacent maxima on a remote screen is 1.0 cm. What happens to the dis f/o( nvunbmq:aq( a:lf24lx1 tance 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 hyka2/mo(wiqt;k 9: e7kyfs0 v;si* h$P_1$ 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 dou: w87q8g +*pg n/mlg*gmp1 ttimaa1bbble slit experiment arrives at a point on the screen +w:b 1tg b*aamgil7 nmgpmg/p*t81q 8one-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 fringes in a double-slwon,c:g :v,-ig(3/(ozjjqp ulb.za p it experiment if the separation::li/p gcav ( q,b 3ngj-zjzp,.w(oou of the slits is less than the wavelength 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 adjacent maxima in a double-slit interference pui1h+f8zcn;7 tg duo(,jhn)x attern using monochromatic li)i(7o;ucjhd,n+xg zu1 8hnt fght 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 prism separates white nhy09 en64w yplight into different colors p4y9neh06 nwy 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 a rainbow to fxrs 8:fdjlwj 6bpw* 3,dqn8u(orm 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 than 400 8hg teq - 1lq/n qd3;jnz0)i2yzqp/eqnm 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 longer1gl5f9 wou prk3k, 2ez 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+qu5rm4g y:2(ghsevjom air to ( v+u y :gr2sqhjg54meglass?

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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 und4o in /3c9ybwdergoes the smallest refraction when passing from air to glass/bo i4cd93wy n?

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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 tsw4zx;ydz 66l,v0-b tvlqi+ 0mm.xjparallel sides, at an angle bmdl-v6zs 0,.mqt+;l6bxvy0ti4xj zw etween $0^{\circ}$ 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 t azj :r87r))hsh- pwrsource. If she now holds up two fingers, with a very small gap between them, anp)7 h8 )s-j t:rhazrwrd 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, if the width of the slit increases, wf84gyzr/h97shzhtjx/e a g6/hat happens to the width of the ceny/ge9/hr 4 hzt86 a7sgh j/xfztral 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 tu13x bbq mpo*8he other one has 6000 lines per cm. Make a statement comparing the dispersion of the two gratix1o3m ub *pbq8ngs.

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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, theni)2 z 2 id4wribq gfh*)(t:wc only difference being that one gr ti)zfr) wdh:n c ii*2w2qgb4(ating 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 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 reflection a):ep1yiv)svlqd7i t-nd

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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 tw 23remq rv:m*ov/3zpz o monochromatic light waves can interfere constructively or destructively, depending on their phase difference. One consequence of thq3r*3 v2:zm prm ovez/is 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, strmv102)+ oumnj k2q w1z.o kryrikes an air boundary, there10 m+n m.rozuv2k2jy1wo k)rq 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, wpz y7u*1r1 kfmhich is traveling in air, is reflected by a glass surface, there i1pf1k7u* zrym s

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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 vi: gfo-bogiod.j o xxjzwqi /:(w,:c) :ewed in white light. As the film becomes very much thinner than the wavelength of bloj/,.g:q )x:dcf::-z j(oxigiwo wboue 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 inbqayy(g 7blc+ v 2o8x4 magnesium fluoride, what is the minimum thickness of magnesium fluoride coating that must be applied to a glass lens to make it non-reflecting for that wavelength? (Tholv8x4(y7bc bg qy +2ae 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 lb-x(r3iy+8 -q h(nwedofz1uon a flat glass plate and illuminated from above with monochromatic red light. When viewed from above, concentric bands of re hqzefxo--wnr8ubdi+(l3 (1yd and dark are observed. What 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 6obo,a u8/jfu for the fact that certain sunglasses can reduce glare from reflected surfacj b/u ,a8fo6oues?

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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, d-zf 0vuje7o8 the direction 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 polarized light inaqko2n t,:(. wri5nx8lt1cjg a dichroic material like a Polarortct:2j xnw1 .ong q(laki8,5id 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 twdm)1c t- 1jw x(4x5ebtyt ww2xo Polaroid films are perpendicular to each other, what is the percentage wtbj( -1x dew2xtymx14c tw5)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 fro n kmc1l.qt;1wwmx/ 8)ae4xsw m the surface 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 ga qkwso -isw8 f44fwy /e.(1xyreatest 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 diffraction NOT exhibited5lu xhpe3y7uj5wiw;78iv z i. .vo. vi?

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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 t xf 9kw dpi99m:o4jt6ko be more blue toward the zenith (overhead) than it does toward t d: 9ifjp6w4kkxm9t9o he 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 passed;r/q;cf tc3efqlu6 :s into glass, which has an indexq qfc3;/crd; u 6e:ftl 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 into glassnpjd90 ol;+ r9qcf qo0, which has an index of refraction of 1.50. What is the frequency of the light inside the d ncj 0q0qr+p o9f9l;oglass?

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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:rehm /kj:f- pty. iu/ nm in a vacuum. It passes into glass, which has an index of refraction of 1.50. What is the speed of the light in the gla /.ju-ti/mf : p:heyrkss?

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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 bqm vbj nwk:3:uy5m+;a-:le s 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 founiwl tw pesm,52n/4q2 cd to 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 air is found )g7ze2xl s+jslf m rnz4t,8:p 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. Moa4*zu l;qyjqw ,8 0rennochromatic light falls on these slits, and; nw aqy4zqe,l0u8*rj produces a fifth 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 on a double-slit and the thir8a yih3 om1-dzmf t4yu bv7db e9z5,f0d order bright fringe i ffm z hz0bo 8byay-d4uti3md9,57 ve1s seen at 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, x8ui :0z(pq p.hq(pzl if the separation between the two slits is 0.050 mm and zppz :hx( u0qqp.i(8l the distance 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 experimiz3dg1s4dydk n*psz ;/sym:n)) aq a3 ent, the slit separation is 2.0 mm, and two wavelengths, 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 screen will a brigdnn s:)pimzdszk;yy*g3/3 d4a s)1aqht 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 lsm9q7bu/ h )pqp/ie :of wavelength 634 nm falls on the slits. If m/:pqebsu )9 pl/hiq 7there 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 o q- jt9t.c8czan a Young's double slit setup that has a slit separation ofq. cattcz-j98 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 containit:nt- 7i x-nyrng two wavelengths, 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 1.4830 at 480 n -ytn:i-trx n7m 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 blu8 gq,18, ;y izusjo gh9z-oslwe light (wavelength 480 nm) and red light (wavelength 670 nm) is incident on a thick piece of glass a9wj ,z - sgzs8;8 y,goihoqul1t $80^{\circ}$. 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 widthpb4t h(pi,* otja07 y wd+hl)q 0.20 mm. What is the angular width of the central diffra*tpphw0 7ahd y+,qo(j i4b)t lction 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 wid o 6 uumjqa;,j89+xsbye, is illuminated by light of 550 nm wavelength. What is the angular separation between the first two minima on either side of the cenu 9aj jybxq6uso, +;8mtral 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 wha, fe6n 8gk;evot 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 th8kg,v;eo e f6ne 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 0.20c(g jwhh ha,3. mm wide and the diffraction pa3,h.h( c awgjhttern is produced on a screen that 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 isp) 2azy(mkvl; incident on a slit of width 0.300 mm. An observing screen is placed 2.00 m from the slit. Fik;yl a2z(v) pmnd 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 incidf:jdx*0 jfdxb b:0lp (yg 7*jcent on a slit of width 0.300 mm. An observing screen is pla:jcfx fdj0 l7* gj(*p ybx:b0dced 2.00 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 lines per centimetp m q)2u:;5+x ;:sdlloapocgfer, its second order maximum is ap5l+)a;q l 2xspo cfgm:uo:; dt $62.4^{\circ}$. 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 angle between the central mo/du8 i 7 cyufde,b*n1aximuofi,1c u8nbd ed 7/*yum and the fourth 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 u xdhp)79y aky1 oq//b75 mm wide and ruled with 50,000 lines. The second-oob h)dua91x7//q ypy krder 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 experimembzbr( p,sh* 9nt, light of 600 nm wavelength produces a first-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 theb*psm,h r 9(bz 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 is the and; 0. dc8 n86dmdn5hxglekp5d gular separation between the second and the third orders on the same side of the central order when the grating is illuminated with a x 6mn5nhdlpc0d. 5d 8dk gd;e8beam 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 ouk/sg(/l2oyhkcb : - ijt into spectral hues by a grating. If the grating has 2000 lines per g/l-i kbch2kyjo/s (:centimeter, 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 ng0;dnq i*j n/n.g psz5m) is used to calibrate a grating. If the first-order maximum og s.*jin/ 0qnngp;d5zccurs 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 wavelengtr9v qe*k6hlfda;;u*lb-u( e aeg)3af h 500 nm is incident normally on a grating. If the third-order marla;*6uah*(vbd3gu)fa ;-eel 9 f qek ximum of 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 in 00et 2x3rgyb nz(b+rkcident normally on a grating. If the third-o rn03ky+( tg x20rbbzerder 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 frozn+k+c x-sfdv/r) b um75rw0em another glass plate at one end by a strand of someone's hair (diameter 0.010 mm). How far apart are trev-/0n+bmrfcw u) xk7dzs+ 5he adjacent interference 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 refz5fk,8z( bab qr;uk- vb2hb d0raction of 1.33. What minimum thickness of this bubble will ensure maximum;bb8 ,vqar kb50h(fz2 dzb-u k 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 illuminates a soap film ( n = 1yree36+ v o,dx.33). What is the minimum thickness of film that will give an interference when the light is ieoe3y,r 6v +xdncident 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 thicknvh3 :c8qq.aevpl1 wf a gp,.z)ess of a nonreflecting film coating (n = 1.30) on a glass lens (n = 1.50) for wavelength a,pv l hz 3 8ewfga1cq)vp.q.: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 unpolgx+gpdqw- .b.jt3 .c l07cf :b,kjtsaarized light and the intensity of the transmitted libp+x 3.jgw7aq.0bf: gk cs-d. l,tjtcght is 1. A 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 direction rota,(+xhq0e3 n e/mz vwupted $30^{\circ}$ 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 )r8 uadxqbgsh*qb6w4c8 k- )ylight in air strikes a flat piece of glass at an angle of qy8q)- 4bxk)sh aw c68urbdg*$57.3^{\circ}$. 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-ulue rt-6 7:9owa.(l.bpz4mu6fnwl j +.yh zcanalyzer combination. The transmission axes of the polarizer and the analyzer arzr.huce6u .94nu:.a+ oy lm-w t lw7(bzpf6lje 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;zxn(y m;rkx wf(: o3y;ora dw4 cp)8e its image reflected in calm water is completely polarizyr4nxwa rd zofxw;;)p 38m co;k(ye(:ed?

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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 al/, (+jewrugx nalyzer. In this process, the intensity of the light transmitted is reduced to 10% of the intensity incident on the analyzer. What is the angle be,(rx/ u+lej gwtween 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 reflect )o (7g)ag;v/t qvr2gy0 mwyqying off a piece of glass of index of refraction ogra qwgv t/;ym7(v0y)yg2q) 1.48?

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