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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 princi t,(8rdih cat 5q0tb9u15v7whf.bv lbple.
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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 pr.d/s- /uwgais 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 qbi6 a sxry aj6:p.:b: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 attribui ue-. xx81u;xdpz szzpl91y( k,up 4ated 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 ditfftdt)i q -;-fferent 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 (wavelengowio:j w*xd;r/ k339omcnd1 tth = 590 nm), originally traveling in air, enters a piece of glass (index of reframo/xwn:oo 9k33 wtd* ic;1 djrction 1.50), its frequency

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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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7#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  When a beam of light (wavelength = 590 i5rih*e+o*ly 0qw9n inm), originally traveling in air, enters a piece of glass (index of refrayo iqh w+*9 5nelr0*iiction 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 roti8 qz(+m0k6 4xgvifor light spreading as it passes through a narrow xo+iv 4kqg0 i zt6(r8mslit?

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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 boc.ox;ls 2g k8k1z4ghy large objects such as buildings, whereas light is not n;xo.ghc 2oz lkk g841soticeably diffracted. 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 responw ah1ju 87pfsypi :pb:x,t(7xsible for alternating light and dark bands when light passes throuh1i8pp(: usxx ,7 b7fwj ptay:gh 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 t()lqg j e6trt,i )iwv3o be coherent 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 argm ; br6j6ku,czca 41me in phase with each o mk6gr64a1 ; z,jcbucmther?

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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 point P. 42bc zqq7p 792q5a sdqw)rbcuo0xo8gIf the maximum constructive interferedb7c)q z7ra8u 2po b 2gqq cos50qw94xnce 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 differv* n/g flpur.dp.bf0bb u8u )w f e33cmc8+dt0ent paths arriving at point P. If the maximum destructive interference is to occur 0bcu3lmb+b*curffup8.wdt n3v / 8 gf d).0epat 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 eithe;vfsyh86h 7err side of the central bright spot in a double-slit expehhfvre6; 87sy riment, 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 britk bvb.nwzy. x r0n/ yy-(9p+xght spot in a double-slit experiment, lighzx (-bvr.p/.9n0t +ky yynxbwt 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 eith+i smy6wj2b/v wj*2 rxer side of the central bright spot in a double-slit *2 wjbw+r m2vjyx/s6 iexperiment, 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 thz+ t+vg1ywah ic39cq1e separation between the slits decreases, what happens to the distance between the iiath wgqcz+1+9 v3y1cnterference 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 b96psxan upij+tl(dcb+ x28 g9 etween adjacent maxima on a remote screen is 1.0 cm. What happens to the distance between adjacent maxima when the slit separation is cut in hala gixl8uj9 sp+c x+(9d2 b6tpnf?

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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 travgiij(3n+on fbr )78jqi wk)x2els 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 slit of a Young's double slit experi toze/y8 hks;rj.,j7yment arrives at a point on the screen one-half wavelength behind the wave from 8y,j7r ho;szjetyk/ .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 doublejp e qmd3uz 4d d1-bgyzo9,b3n,(mvt/ -slit experiment if the separation of the slits is lesd1z z9/ d34e3jo nmdmt, b,u-p(qvygbs 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 pr3(sa *vc-k gmattern using monochg- (ar*3s cvkmromatic 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 prism separates white light into different. l2 l r: ,l;wp4mu)jjqs6ibtisu q3:s colors il u )lirsq::m6.j23jst;, bquwips4l s

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25#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  The principle which alloou 6q d;hhbu//6u3ila)y oc 0uws 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 h ph;lt4d,u ihz*br31slightly 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 slightlyf7z5f8vf6 s qm 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 refraction w:ed7/evtt,rs *rg7vo hen passing from air to glass?eg 7rore*sd tv/ :,tv7

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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 8 sr8;uf fo1x)4kwe sz3 y)qbnrefraction when passing from air to gla;rqux8nzf31sb)y4 fo ek)8 swss?

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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 parvq;d 6, tkub*xallel sides, at an an6vk*,qtdu ;bxgle between $0^{\circ}$ 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 source. If she now holds up to-*wd/t mo1 cy)lze /hwo fingers, witlz1 /o)m hed*yct- /owh a very small gap between 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, if the width m t)tl :2lae+jof the slit increases, what happens to the widt)2: llt+ tmaejh 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 40u9k z1)4l .ktpp;fow3 )gd xlqcxx* z*00 lines per cm and the other one has 6000 lines per cm. Make a statement comparing the dispe3 4q)*cz)ulp .ltkdop;w 1k z*9xfx gxrsion 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, ;ox) t;km2 15n cufkputhe 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 concer pf ;ou 1)k5mk2tcnux;ning 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 ar+w746kchx l 0d9kvv 3 5g y puh(xgghwsnh4t)-e 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 two monochromatic light waves can interfere constructive.xz0o (q,dsie ly or destructively, depending on their phase difference. One consequence of this phe(x o,iqez d.s0nomenon 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 traveli v, wqprs0o09.ww+daidj-q y0ng in glass, strikes an air boundary, ther.+rva0qis0dwwwyj9q- op d,0 e 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 is traveling in air, is ref7, ydb4kr,ci rdu/ f0elected by a glass surface, tr/ 4b f7dk urei0dy,,chere 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 thu5/rjhf,h- ;1uetz wm u *euh*e film becomes very much thinner than the wavelength of blue light, the u/h ehr*z*f mje51-u u,uwh ;tfilm

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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 minimu t u5noq2) y);pg: tehe)b.yp6(ra zxrm thickness of magnesium fluoride coating that must be applied to a glass lens to make it non-reflecting for that wavelength? (The ))a(gryy;uz2 6tbtxo:p5 e)qerp nh.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 illumin:a3kheynml c5w458a 88zonsn 8m tv2jated 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 centewhlnm ka3jtnvc 2nme:8za8 84 585oysr 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 forp,e8v0omymb . the fact that certain sunglasses can reduce glare fm, b0ev .opmy8rom reflected 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 polarizatio3 qa:2r wjky3 dwv15don 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 polarizosgt f uq/wioz:flb4 1rdkp46:397wk ed light in a dichroic material like a Polaroid fi3:btk i zlow /p:fqd76sg91kwo u f4r4lm?

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46#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  When the transmission axek 71ak8ew(d+p f5 ai.jtu pgq0s of two Polaroid films are perpendicular to each other, what is the pe+ tfk(w58 e0k id1ja .guqapp7rcentage 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 f jl89 -wotook-8 u0kfirom 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 isg3k j5og5 d:zlin10vzpme* : u 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 followin nd./.z+qaqr tg is diffraction 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 zef60(rsn x hdap* 6y 00u+ apnvj9yy1sxnith (overhead) than it doessp 6pnr0yy ynu091*s v jdhfxa (+ax60 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 passes intm:yfkbh.fl u(sbn)xp:sr+ 0 +o glass, which has an index of refracti:f0r+ bx+u)(bn:m.hf s ls ykpon 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 6wkxyu 66q,g/ u00 nm in a vacuum. It passes into glass, which has an index of refraction of 1.50. Whauq,/kyx66g uw t is the frequency of the 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 uh62wk4av .5(afu m kgof 600 nm in a vacuum. It passes into glass, which has an index of r2ahav(.kw6 mku 54f guefraction of 1.50. What 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 nm in 42 ppgj h,6+) lb)77 3qntqms nj3r:p cqzbuffvacuum 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 ilbjo/sv5ex lj +4t;8ebh 0n9ks found 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 55cemohxlvc ma2. 72y/80 nm in air 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. Monochromatks 7xcf. j5:vu/fny nvo37c7 tic light falls on these slits, and produces a fifth order interfery7:3n fcvkf7os /nu j57xcvt.ence 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 57 u1vp;yhy:oc30qof 4t5 nm falls on a double-slit and the third order bright fringe is seen at an ot fu c1p;0h3qvoy4: yangle 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 thepkjjrelj b7+p4 . cp-.9e/uov two slits is 0.050 mm and the dk u/c j.. eo-+ve4bp7 jrppl9jistance 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 wavele kvv(,anw2w 9pl7vad;w))gamngths, 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 wgnawv)davl9vw) 2mpk,;7a ( 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 apk/v /8yq 9ivxlart. Monochromatic light of wavelength 634 nm falls on the slits. If there is i8q9yvx k/ lv/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 dizf. 5j; 8whghy )n j(pn66aqtouble slit setup that has a slit separation 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 sep;5 i6yzj fhtwpn ()8.naghq6jaration 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, a+o3tv,c6oiw 480 nm and 700 nm, strikes a plain piece of glass at an ,tvo+a c 6iow3angle of incidence of 60e. The index of refraction of the glass is 1.4830 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 consi/xp)c p ) 8wm.u qz-tmqhh-;pasting of blue light (wavelength 480 nm) and red light (wavelength 670 nm) is inw)u;- a.-tq)zppx /8qhhmpm ccident 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 slit1*zy(1vbc lmqrhoi57 of width 0.20 mm. What is the angular width of thm*zv( 51 boi7 h1clryqe central 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 widebac;uiaw65ierzn,* 3aboaxv+4atz gq6z 10 /, is illuminated by light of 550 nm wavelength. What is the angular separation betweo6zx/r1nuz; ega4a at6b,+a5wb3zqi *a vci0en the first two minima 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 single slit 0.75 +.udc vsc)r/y mm wide. At what distance from the slit should a screecduvs)r / y+c.n be placed if the 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 ufpj/g l87u/mxh6bb9nm is incident on a slit 0.20 mm wide and the diffraction pattern is produced on a screen that is 1.5 m from the slit. What is the width of the central maximul 76/fu b8b9jm uphx/gm?

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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 5nzz5uk,s g7c incident on a slit of width 0.300 mm. An observing screen is placed 2.00 m from the slit. Find the 57cgskz z,n5u 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 incident on a slit of width 0.300 mmcn gcv pg/ *kl7pjtk0ihf8-;). An observing *lc)-thk kipngg p 7vfc8j;/0 screen is placed 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 centime,4rqc 4jdq: s8 ;hqhkmter, its second order maximum 4hs;c:qh qdrkm8q,j4 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. .hv-fzx1(xg 7d+sp uf The angle between the central maximum and the f-s(vpx dz.xuh1+ffg7ourth 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 an3i,91x6+h eqqtjpar fse3 cx/d ruled with 50,000 lines. The second-order maximutxi6 he 1e xpasf3q,j9+q/ rc3m 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 glfl:vm4)uxn02 p -vq evf1t 7wavelength 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 the wavelength of the light from the secon xv)f: 4vg1f2 mqn0t7elv-lp ud 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 iu.ylg-n9 rqo :9 tav a3m4my6lines 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 luy.a6:v9g rn9 miay o34qmt- 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 spe. t,9*tddv+ h*lij/lobik f2rctral hues by a grating. If the grating has 2000 lines per centimeter, at what angle will red light (640 nm) appear inr+iblfddv j*h 2ltt, * 9ok./i 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-oy;jop04h. m ir3f ogj,rder maximum o;fgo.o340jmjrpi yh , ccurs 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 ofs+ f8 4rart 51;xomttd wavelength 500 nm is incident normally on a grating. If the tdmas14ttt f+ x5; orr8hird-order maximum 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 500dnsn8ln ni* / .trom9kn: 7v2f nm is incident normally on a grating. If the third-order maximum of the diffraction p *ntm/sn f7 2nrnkliv8.odn 9:attern 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 long3 /xrl;z/,1 m egzchzt5-akmv is separated from another glass plate at one end by a strand of someone's hair (diameter 0.010 mm). How far apart are the adjacen,a;xmz-l/zmv3 chk 5/zg1ter t 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 refraction of 1.33. What minimum/ mx+gv 6xj0cgp 7*vjx thickness of this bubble will ensure maximum reflectance of normally incident 530 nm wavelength * v g/0pmxxvg67+jjxclight?

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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 i u0k0kt0p 2vowlluminates a soap film ( n = 1.33). What is the minimum p2vt wu0o k00kthickness 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 nonreflecting film coatin2 dwy;t2lm- f/zfqc4q g (n = 1.30) on a glass lens (n = 1.50) for wavelength 50c42 ;-fly2zwq/ftmdq 0 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 ly1 2sywj+y ,crwaz+oos9hb+, qiq2h+8 orsj (ight and the intensity of the transmitted light is 1. A second ideal polarizer is placed in the beam with its ref1sqio y2+j byac +syh,, 8zro(wr9q+2j+hsowerred 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 prefelspnj .6na8l ,rred direction 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 ss(zzl 6hcp/ j /s* u*vb3;hwjufi*9nlight in air strikes a flat piece of glass at an angle of c(6*z u*/vfl;js z9hnb h iu*p wjs/s3$57.3^{\circ}$. 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 yn:, i egmvuv*k2:xq5 2q -cjpthrough a polarizer-analyzer combination. The transmission axes of the polarizer and the analyzer areguiq cxv*5e v2:-,yn:2qkj mp 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 isel80 n32lw 2mq i,i,16 eefvx;ll zvud the Moon when its image reflected in calm water is completely polariz fql0l1x ,z2me;e3nlli2du wi6vv8,eed?

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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 an1do9moepw( 9r analyzer. 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 axes of the polarizer and 1mod(p9 rwoe9 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 angl3t 4h my: wcop54;hvh5t6w vnfe for light traveling in vacuum and reflecting off a piece of glass ofct5v64 fwywn; o vh45 h:3phmt index of refraction 1.48?

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